Home / 16,248.32-22,422.30-9,174.56

Finding the Fourth Proportional to 16,248.32, 22,422.30 and 9,174.56

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Solution

The fourth proportional to 16,248.32, 22,422.30 and 9,174.56 is: 12,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.32 : 22,422.30 = 9,174.56 : x
  2. Step 2: Convert to fraction form
    16,248.32/22,422.30 = 9,174.56/x
  3. Step 3: Cross multiply
    16,248.32x = 22,422.30 × 9,174.56
  4. Step 4: Simplify right side
    16,248.32x = 205,714,736.69
  5. Step 5: Solve for x
    x = 205,714,736.69/16,248.32
  6. Step 6: Final answer
    x = 12,660.68

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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.