Home / 16,511.46-22,773.12-11,131.92

Finding the Fourth Proportional to 16,511.46, 22,773.12 and 11,131.92

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Solution

The fourth proportional to 16,511.46, 22,773.12 and 11,131.92 is: 15,353.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,511.46 : 22,773.12 = 11,131.92 : x
  2. Step 2: Convert to fraction form
    16,511.46/22,773.12 = 11,131.92/x
  3. Step 3: Cross multiply
    16,511.46x = 22,773.12 × 11,131.92
  4. Step 4: Simplify right side
    16,511.46x = 253,508,549.99
  5. Step 5: Solve for x
    x = 253,508,549.99/16,511.46
  6. Step 6: Final answer
    x = 15,353.49

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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.