Home / 21,763.52-32,649.38-15,508.02

Finding the Fourth Proportional to 21,763.52, 32,649.38 and 15,508.02

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Solution

The fourth proportional to 21,763.52, 32,649.38 and 15,508.02 is: 23,264.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763.52 : 32,649.38 = 15,508.02 : x
  2. Step 2: Convert to fraction form
    21,763.52/32,649.38 = 15,508.02/x
  3. Step 3: Cross multiply
    21,763.52x = 32,649.38 × 15,508.02
  4. Step 4: Simplify right side
    21,763.52x = 506,327,244.66
  5. Step 5: Solve for x
    x = 506,327,244.66/21,763.52
  6. Step 6: Final answer
    x = 23,264.95

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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.