Home / 22,991.64-34,531.19-14,287.38

Finding the Fourth Proportional to 22,991.64, 34,531.19 and 14,287.38

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Solution

The fourth proportional to 22,991.64, 34,531.19 and 14,287.38 is: 21,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.64 : 34,531.19 = 14,287.38 : x
  2. Step 2: Convert to fraction form
    22,991.64/34,531.19 = 14,287.38/x
  3. Step 3: Cross multiply
    22,991.64x = 34,531.19 × 14,287.38
  4. Step 4: Simplify right side
    22,991.64x = 493,360,233.38
  5. Step 5: Solve for x
    x = 493,360,233.38/22,991.64
  6. Step 6: Final answer
    x = 21,458.24

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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.