Home / 42,211.72-58,263.72-26,286.76

Finding the Fourth Proportional to 42,211.72, 58,263.72 and 26,286.76

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Solution

The fourth proportional to 42,211.72, 58,263.72 and 26,286.76 is: 36,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,211.72 : 58,263.72 = 26,286.76 : x
  2. Step 2: Convert to fraction form
    42,211.72/58,263.72 = 26,286.76/x
  3. Step 3: Cross multiply
    42,211.72x = 58,263.72 × 26,286.76
  4. Step 4: Simplify right side
    42,211.72x = 1,531,564,424.35
  5. Step 5: Solve for x
    x = 1,531,564,424.35/42,211.72
  6. Step 6: Final answer
    x = 36,282.92

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Half scale
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Double scale
Find fourth proportional to 42,212.72, 58,265.10 and 26,287.76
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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.