Home / 42,290.76-58,335.58-27,950.70

Finding the Fourth Proportional to 42,290.76, 58,335.58 and 27,950.70

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Solution

The fourth proportional to 42,290.76, 58,335.58 and 27,950.70 is: 38,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,290.76 : 58,335.58 = 27,950.70 : x
  2. Step 2: Convert to fraction form
    42,290.76/58,335.58 = 27,950.70/x
  3. Step 3: Cross multiply
    42,290.76x = 58,335.58 × 27,950.70
  4. Step 4: Simplify right side
    42,290.76x = 1,630,520,295.91
  5. Step 5: Solve for x
    x = 1,630,520,295.91/42,290.76
  6. Step 6: Final answer
    x = 38,555.00

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Find fourth proportional to 21,145.38, 29,167.79 and 13,975.35
Half scale
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Double scale
Find fourth proportional to 42,291.76, 58,336.96 and 27,951.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.