Home / 31,337.47-47,006.21-11,592.91

Finding the Fourth Proportional to 31,337.47, 47,006.21 and 11,592.91

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Solution

The fourth proportional to 31,337.47, 47,006.21 and 11,592.91 is: 17,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337.47 : 47,006.21 = 11,592.91 : x
  2. Step 2: Convert to fraction form
    31,337.47/47,006.21 = 11,592.91/x
  3. Step 3: Cross multiply
    31,337.47x = 47,006.21 × 11,592.91
  4. Step 4: Simplify right side
    31,337.47x = 544,938,761.97
  5. Step 5: Solve for x
    x = 544,938,761.97/31,337.47
  6. Step 6: Final answer
    x = 17,389.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.