Home / 16,251.17-22,426.62-9,178.05

Finding the Fourth Proportional to 16,251.17, 22,426.62 and 9,178.05

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Solution

The fourth proportional to 16,251.17, 22,426.62 and 9,178.05 is: 12,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.17 : 22,426.62 = 9,178.05 : x
  2. Step 2: Convert to fraction form
    16,251.17/22,426.62 = 9,178.05/x
  3. Step 3: Cross multiply
    16,251.17x = 22,426.62 × 9,178.05
  4. Step 4: Simplify right side
    16,251.17x = 205,832,481.67
  5. Step 5: Solve for x
    x = 205,832,481.67/16,251.17
  6. Step 6: Final answer
    x = 12,665.70

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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.