Home / 21,669.28-32,514.24-15,016.02

Finding the Fourth Proportional to 21,669.28, 32,514.24 and 15,016.02

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Solution

The fourth proportional to 21,669.28, 32,514.24 and 15,016.02 is: 22,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,669.28 : 32,514.24 = 15,016.02 : x
  2. Step 2: Convert to fraction form
    21,669.28/32,514.24 = 15,016.02/x
  3. Step 3: Cross multiply
    21,669.28x = 32,514.24 × 15,016.02
  4. Step 4: Simplify right side
    21,669.28x = 488,234,422.98
  5. Step 5: Solve for x
    x = 488,234,422.98/21,669.28
  6. Step 6: Final answer
    x = 22,531.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.