Home / 39,497.73-54,508.20-21,592.38

Finding the Fourth Proportional to 39,497.73, 54,508.20 and 21,592.38

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Solution

The fourth proportional to 39,497.73, 54,508.20 and 21,592.38 is: 29,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,497.73 : 54,508.20 = 21,592.38 : x
  2. Step 2: Convert to fraction form
    39,497.73/54,508.20 = 21,592.38/x
  3. Step 3: Cross multiply
    39,497.73x = 54,508.20 × 21,592.38
  4. Step 4: Simplify right side
    39,497.73x = 1,176,961,767.52
  5. Step 5: Solve for x
    x = 1,176,961,767.52/39,497.73
  6. Step 6: Final answer
    x = 29,798.21

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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.