Home / 21,680.24-32,520.36-6,097.87

Finding the Fourth Proportional to 21,680.24, 32,520.36 and 6,097.87

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Solution

The fourth proportional to 21,680.24, 32,520.36 and 6,097.87 is: 9,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,680.24 : 32,520.36 = 6,097.87 : x
  2. Step 2: Convert to fraction form
    21,680.24/32,520.36 = 6,097.87/x
  3. Step 3: Cross multiply
    21,680.24x = 32,520.36 × 6,097.87
  4. Step 4: Simplify right side
    21,680.24x = 198,304,765.03
  5. Step 5: Solve for x
    x = 198,304,765.03/21,680.24
  6. Step 6: Final answer
    x = 9,146.80

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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.