Home / 42,654.03-63,981.03-22,905.42

Finding the Fourth Proportional to 42,654.03, 63,981.03 and 22,905.42

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Solution

The fourth proportional to 42,654.03, 63,981.03 and 22,905.42 is: 34,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,654.03 : 63,981.03 = 22,905.42 : x
  2. Step 2: Convert to fraction form
    42,654.03/63,981.03 = 22,905.42/x
  3. Step 3: Cross multiply
    42,654.03x = 63,981.03 × 22,905.42
  4. Step 4: Simplify right side
    42,654.03x = 1,465,512,044.28
  5. Step 5: Solve for x
    x = 1,465,512,044.28/42,654.03
  6. Step 6: Final answer
    x = 34,358.12

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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.