Home / 16,230.57-22,397.76-9,156.44

Finding the Fourth Proportional to 16,230.57, 22,397.76 and 9,156.44

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Solution

The fourth proportional to 16,230.57, 22,397.76 and 9,156.44 is: 12,635.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.57 : 22,397.76 = 9,156.44 : x
  2. Step 2: Convert to fraction form
    16,230.57/22,397.76 = 9,156.44/x
  3. Step 3: Cross multiply
    16,230.57x = 22,397.76 × 9,156.44
  4. Step 4: Simplify right side
    16,230.57x = 205,083,633.59
  5. Step 5: Solve for x
    x = 205,083,633.59/16,230.57
  6. Step 6: Final answer
    x = 12,635.64

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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.