Home / 16,247.97-22,422.01-9,174.69

Finding the Fourth Proportional to 16,247.97, 22,422.01 and 9,174.69

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Solution

The fourth proportional to 16,247.97, 22,422.01 and 9,174.69 is: 12,660.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.97 : 22,422.01 = 9,174.69 : x
  2. Step 2: Convert to fraction form
    16,247.97/22,422.01 = 9,174.69/x
  3. Step 3: Cross multiply
    16,247.97x = 22,422.01 × 9,174.69
  4. Step 4: Simplify right side
    16,247.97x = 205,714,990.93
  5. Step 5: Solve for x
    x = 205,714,990.93/16,247.97
  6. Step 6: Final answer
    x = 12,660.97

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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.