Home / 60,444.40-83,425.20-38,626.72

Finding the Fourth Proportional to 60,444.40, 83,425.20 and 38,626.72

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Solution

The fourth proportional to 60,444.40, 83,425.20 and 38,626.72 is: 53,312.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,444.40 : 83,425.20 = 38,626.72 : x
  2. Step 2: Convert to fraction form
    60,444.40/83,425.20 = 38,626.72/x
  3. Step 3: Cross multiply
    60,444.40x = 83,425.20 × 38,626.72
  4. Step 4: Simplify right side
    60,444.40x = 3,222,441,841.34
  5. Step 5: Solve for x
    x = 3,222,441,841.34/60,444.40
  6. Step 6: Final answer
    x = 53,312.50

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Half scale
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Double scale
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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.