Home / 21,687.03-32,530.55-6,104.61

Finding the Fourth Proportional to 21,687.03, 32,530.55 and 6,104.61

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Solution

The fourth proportional to 21,687.03, 32,530.55 and 6,104.61 is: 9,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,687.03 : 32,530.55 = 6,104.61 : x
  2. Step 2: Convert to fraction form
    21,687.03/32,530.55 = 6,104.61/x
  3. Step 3: Cross multiply
    21,687.03x = 32,530.55 × 6,104.61
  4. Step 4: Simplify right side
    21,687.03x = 198,586,290.31
  5. Step 5: Solve for x
    x = 198,586,290.31/21,687.03
  6. Step 6: Final answer
    x = 9,156.92

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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.