Home / 39,562.94-54,592.02-31,517.09

Finding the Fourth Proportional to 39,562.94, 54,592.02 and 31,517.09

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Solution

The fourth proportional to 39,562.94, 54,592.02 and 31,517.09 is: 43,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,562.94 : 54,592.02 = 31,517.09 : x
  2. Step 2: Convert to fraction form
    39,562.94/54,592.02 = 31,517.09/x
  3. Step 3: Cross multiply
    39,562.94x = 54,592.02 × 31,517.09
  4. Step 4: Simplify right side
    39,562.94x = 1,720,581,334.66
  5. Step 5: Solve for x
    x = 1,720,581,334.66/39,562.94
  6. Step 6: Final answer
    x = 43,489.73

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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.