Home / 22,614.36-31,350.76-21,414.59

Finding the Fourth Proportional to 22,614.36, 31,350.76 and 21,414.59

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Solution

The fourth proportional to 22,614.36, 31,350.76 and 21,414.59 is: 29,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.36 : 31,350.76 = 21,414.59 : x
  2. Step 2: Convert to fraction form
    22,614.36/31,350.76 = 21,414.59/x
  3. Step 3: Cross multiply
    22,614.36x = 31,350.76 × 21,414.59
  4. Step 4: Simplify right side
    22,614.36x = 671,363,696.43
  5. Step 5: Solve for x
    x = 671,363,696.43/22,614.36
  6. Step 6: Final answer
    x = 29,687.49

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.