Home / 21,679.61-32,519.42-6,097.24

Finding the Fourth Proportional to 21,679.61, 32,519.42 and 6,097.24

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Solution

The fourth proportional to 21,679.61, 32,519.42 and 6,097.24 is: 9,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,679.61 : 32,519.42 = 6,097.24 : x
  2. Step 2: Convert to fraction form
    21,679.61/32,519.42 = 6,097.24/x
  3. Step 3: Cross multiply
    21,679.61x = 32,519.42 × 6,097.24
  4. Step 4: Simplify right side
    21,679.61x = 198,278,642.35
  5. Step 5: Solve for x
    x = 198,278,642.35/21,679.61
  6. Step 6: Final answer
    x = 9,145.86

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1.5x scale

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.