Home / 16,531.26-24,787.56-5,434.95

Finding the Fourth Proportional to 16,531.26, 24,787.56 and 5,434.95

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Solution

The fourth proportional to 16,531.26, 24,787.56 and 5,434.95 is: 8,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.26 : 24,787.56 = 5,434.95 : x
  2. Step 2: Convert to fraction form
    16,531.26/24,787.56 = 5,434.95/x
  3. Step 3: Cross multiply
    16,531.26x = 24,787.56 × 5,434.95
  4. Step 4: Simplify right side
    16,531.26x = 134,719,149.22
  5. Step 5: Solve for x
    x = 134,719,149.22/16,531.26
  6. Step 6: Final answer
    x = 8,149.36

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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.