Home / 16,294.88-22,487.27-9,221.30

Finding the Fourth Proportional to 16,294.88, 22,487.27 and 9,221.30

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Solution

The fourth proportional to 16,294.88, 22,487.27 and 9,221.30 is: 12,725.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,294.88 : 22,487.27 = 9,221.30 : x
  2. Step 2: Convert to fraction form
    16,294.88/22,487.27 = 9,221.30/x
  3. Step 3: Cross multiply
    16,294.88x = 22,487.27 × 9,221.30
  4. Step 4: Simplify right side
    16,294.88x = 207,361,862.85
  5. Step 5: Solve for x
    x = 207,361,862.85/16,294.88
  6. Step 6: Final answer
    x = 12,725.58

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1.5x scale

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.