Home / 16,299.28-22,494.12-9,225.70

Finding the Fourth Proportional to 16,299.28, 22,494.12 and 9,225.70

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Solution

The fourth proportional to 16,299.28, 22,494.12 and 9,225.70 is: 12,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299.28 : 22,494.12 = 9,225.70 : x
  2. Step 2: Convert to fraction form
    16,299.28/22,494.12 = 9,225.70/x
  3. Step 3: Cross multiply
    16,299.28x = 22,494.12 × 9,225.70
  4. Step 4: Simplify right side
    16,299.28x = 207,524,002.88
  5. Step 5: Solve for x
    x = 207,524,002.88/16,299.28
  6. Step 6: Final answer
    x = 12,732.10

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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.