Home / 22,614.03-31,208.22-12,542.49

Finding the Fourth Proportional to 22,614.03, 31,208.22 and 12,542.49

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Solution

The fourth proportional to 22,614.03, 31,208.22 and 12,542.49 is: 17,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.03 : 31,208.22 = 12,542.49 : x
  2. Step 2: Convert to fraction form
    22,614.03/31,208.22 = 12,542.49/x
  3. Step 3: Cross multiply
    22,614.03x = 31,208.22 × 12,542.49
  4. Step 4: Simplify right side
    22,614.03x = 391,428,787.27
  5. Step 5: Solve for x
    x = 391,428,787.27/22,614.03
  6. Step 6: Final answer
    x = 17,309.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.