Home / 31,761.48-47,650.08-22,419.80

Finding the Fourth Proportional to 31,761.48, 47,650.08 and 22,419.80

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Solution

The fourth proportional to 31,761.48, 47,650.08 and 22,419.80 is: 33,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761.48 : 47,650.08 = 22,419.80 : x
  2. Step 2: Convert to fraction form
    31,761.48/47,650.08 = 22,419.80/x
  3. Step 3: Cross multiply
    31,761.48x = 47,650.08 × 22,419.80
  4. Step 4: Simplify right side
    31,761.48x = 1,068,305,263.58
  5. Step 5: Solve for x
    x = 1,068,305,263.58/31,761.48
  6. Step 6: Final answer
    x = 33,635.25

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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.