Home / 22,098.31-33,121.12-15,398.53

Finding the Fourth Proportional to 22,098.31, 33,121.12 and 15,398.53

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Solution

The fourth proportional to 22,098.31, 33,121.12 and 15,398.53 is: 23,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,098.31 : 33,121.12 = 15,398.53 : x
  2. Step 2: Convert to fraction form
    22,098.31/33,121.12 = 15,398.53/x
  3. Step 3: Cross multiply
    22,098.31x = 33,121.12 × 15,398.53
  4. Step 4: Simplify right side
    22,098.31x = 510,016,495.72
  5. Step 5: Solve for x
    x = 510,016,495.72/22,098.31
  6. Step 6: Final answer
    x = 23,079.44

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1.5x scale

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.