Home / 21,701.97-32,549.27-6,115.95

Finding the Fourth Proportional to 21,701.97, 32,549.27 and 6,115.95

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Solution

The fourth proportional to 21,701.97, 32,549.27 and 6,115.95 is: 9,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,701.97 : 32,549.27 = 6,115.95 : x
  2. Step 2: Convert to fraction form
    21,701.97/32,549.27 = 6,115.95/x
  3. Step 3: Cross multiply
    21,701.97x = 32,549.27 × 6,115.95
  4. Step 4: Simplify right side
    21,701.97x = 199,069,677.28
  5. Step 5: Solve for x
    x = 199,069,677.28/21,701.97
  6. Step 6: Final answer
    x = 9,172.89

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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.