Home / 21,882.18-32,823.27-17,479.02

Finding the Fourth Proportional to 21,882.18, 32,823.27 and 17,479.02

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Solution

The fourth proportional to 21,882.18, 32,823.27 and 17,479.02 is: 26,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882.18 : 32,823.27 = 17,479.02 : x
  2. Step 2: Convert to fraction form
    21,882.18/32,823.27 = 17,479.02/x
  3. Step 3: Cross multiply
    21,882.18x = 32,823.27 × 17,479.02
  4. Step 4: Simplify right side
    21,882.18x = 573,718,592.80
  5. Step 5: Solve for x
    x = 573,718,592.80/21,882.18
  6. Step 6: Final answer
    x = 26,218.53

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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.