Home / 16,327.78-22,531.05-9,252.43

Finding the Fourth Proportional to 16,327.78, 22,531.05 and 9,252.43

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Solution

The fourth proportional to 16,327.78, 22,531.05 and 9,252.43 is: 12,767.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,327.78 : 22,531.05 = 9,252.43 : x
  2. Step 2: Convert to fraction form
    16,327.78/22,531.05 = 9,252.43/x
  3. Step 3: Cross multiply
    16,327.78x = 22,531.05 × 9,252.43
  4. Step 4: Simplify right side
    16,327.78x = 208,466,962.95
  5. Step 5: Solve for x
    x = 208,466,962.95/16,327.78
  6. Step 6: Final answer
    x = 12,767.62

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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.