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Finding the Fourth Proportional to 16,658.46, 24,998.49 and 9,264.78

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Solution

The fourth proportional to 16,658.46, 24,998.49 and 9,264.78 is: 13,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.46 : 24,998.49 = 9,264.78 : x
  2. Step 2: Convert to fraction form
    16,658.46/24,998.49 = 9,264.78/x
  3. Step 3: Cross multiply
    16,658.46x = 24,998.49 × 9,264.78
  4. Step 4: Simplify right side
    16,658.46x = 231,605,510.18
  5. Step 5: Solve for x
    x = 231,605,510.18/16,658.46
  6. Step 6: Final answer
    x = 13,903.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.