Home / 14,966.38-20,652.02-8,251.61

Finding the Fourth Proportional to 14,966.38, 20,652.02 and 8,251.61

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Solution

The fourth proportional to 14,966.38, 20,652.02 and 8,251.61 is: 11,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966.38 : 20,652.02 = 8,251.61 : x
  2. Step 2: Convert to fraction form
    14,966.38/20,652.02 = 8,251.61/x
  3. Step 3: Cross multiply
    14,966.38x = 20,652.02 × 8,251.61
  4. Step 4: Simplify right side
    14,966.38x = 170,412,301.18
  5. Step 5: Solve for x
    x = 170,412,301.18/14,966.38
  6. Step 6: Final answer
    x = 11,386.34

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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.