Home / 47,781.52-71,671.08-22,839.20

Finding the Fourth Proportional to 47,781.52, 71,671.08 and 22,839.20

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Solution

The fourth proportional to 47,781.52, 71,671.08 and 22,839.20 is: 34,258.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.52 : 71,671.08 = 22,839.20 : x
  2. Step 2: Convert to fraction form
    47,781.52/71,671.08 = 22,839.20/x
  3. Step 3: Cross multiply
    47,781.52x = 71,671.08 × 22,839.20
  4. Step 4: Simplify right side
    47,781.52x = 1,636,910,130.34
  5. Step 5: Solve for x
    x = 1,636,910,130.34/47,781.52
  6. Step 6: Final answer
    x = 34,258.23

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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.