Home / 48,342.42-72,517.12-20,234.19

Finding the Fourth Proportional to 48,342.42, 72,517.12 and 20,234.19

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Solution

The fourth proportional to 48,342.42, 72,517.12 and 20,234.19 is: 30,352.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.42 : 72,517.12 = 20,234.19 : x
  2. Step 2: Convert to fraction form
    48,342.42/72,517.12 = 20,234.19/x
  3. Step 3: Cross multiply
    48,342.42x = 72,517.12 × 20,234.19
  4. Step 4: Simplify right side
    48,342.42x = 1,467,325,417.53
  5. Step 5: Solve for x
    x = 1,467,325,417.53/48,342.42
  6. Step 6: Final answer
    x = 30,352.75

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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.