Home / 20,575.26-30,867.39-6,343.83

Finding the Fourth Proportional to 20,575.26, 30,867.39 and 6,343.83

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Solution

The fourth proportional to 20,575.26, 30,867.39 and 6,343.83 is: 9,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,575.26 : 30,867.39 = 6,343.83 : x
  2. Step 2: Convert to fraction form
    20,575.26/30,867.39 = 6,343.83/x
  3. Step 3: Cross multiply
    20,575.26x = 30,867.39 × 6,343.83
  4. Step 4: Simplify right side
    20,575.26x = 195,817,474.70
  5. Step 5: Solve for x
    x = 195,817,474.70/20,575.26
  6. Step 6: Final answer
    x = 9,517.13

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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.