Home / 22,938.90-34,394.10-15,031.68

Finding the Fourth Proportional to 22,938.90, 34,394.10 and 15,031.68

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Solution

The fourth proportional to 22,938.90, 34,394.10 and 15,031.68 is: 22,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,938.90 : 34,394.10 = 15,031.68 : x
  2. Step 2: Convert to fraction form
    22,938.90/34,394.10 = 15,031.68/x
  3. Step 3: Cross multiply
    22,938.90x = 34,394.10 × 15,031.68
  4. Step 4: Simplify right side
    22,938.90x = 517,001,105.09
  5. Step 5: Solve for x
    x = 517,001,105.09/22,938.90
  6. Step 6: Final answer
    x = 22,538.18

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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.