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Finding the Fourth Proportional to 16,343.24, 22,553.46 and 8,891.24

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Solution

The fourth proportional to 16,343.24, 22,553.46 and 8,891.24 is: 12,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,343.24 : 22,553.46 = 8,891.24 : x
  2. Step 2: Convert to fraction form
    16,343.24/22,553.46 = 8,891.24/x
  3. Step 3: Cross multiply
    16,343.24x = 22,553.46 × 8,891.24
  4. Step 4: Simplify right side
    16,343.24x = 200,528,225.69
  5. Step 5: Solve for x
    x = 200,528,225.69/16,343.24
  6. Step 6: Final answer
    x = 12,269.80

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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.