Home / 48,372.90-72,515.61-17,200.86

Finding the Fourth Proportional to 48,372.90, 72,515.61 and 17,200.86

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Solution

The fourth proportional to 48,372.90, 72,515.61 and 17,200.86 is: 25,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,372.90 : 72,515.61 = 17,200.86 : x
  2. Step 2: Convert to fraction form
    48,372.90/72,515.61 = 17,200.86/x
  3. Step 3: Cross multiply
    48,372.90x = 72,515.61 × 17,200.86
  4. Step 4: Simplify right side
    48,372.90x = 1,247,330,855.42
  5. Step 5: Solve for x
    x = 1,247,330,855.42/48,372.90
  6. Step 6: Final answer
    x = 25,785.74

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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.