Home / 22,614.57-31,187.68-14,117.47

Finding the Fourth Proportional to 22,614.57, 31,187.68 and 14,117.47

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Solution

The fourth proportional to 22,614.57, 31,187.68 and 14,117.47 is: 19,469.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.57 : 31,187.68 = 14,117.47 : x
  2. Step 2: Convert to fraction form
    22,614.57/31,187.68 = 14,117.47/x
  3. Step 3: Cross multiply
    22,614.57x = 31,187.68 × 14,117.47
  4. Step 4: Simplify right side
    22,614.57x = 440,291,172.06
  5. Step 5: Solve for x
    x = 440,291,172.06/22,614.57
  6. Step 6: Final answer
    x = 19,469.36

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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.