Home / 48,713.47-73,072.23-15,432.80

Finding the Fourth Proportional to 48,713.47, 73,072.23 and 15,432.80

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Solution

The fourth proportional to 48,713.47, 73,072.23 and 15,432.80 is: 23,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,713.47 : 73,072.23 = 15,432.80 : x
  2. Step 2: Convert to fraction form
    48,713.47/73,072.23 = 15,432.80/x
  3. Step 3: Cross multiply
    48,713.47x = 73,072.23 × 15,432.80
  4. Step 4: Simplify right side
    48,713.47x = 1,127,708,687.91
  5. Step 5: Solve for x
    x = 1,127,708,687.91/48,713.47
  6. Step 6: Final answer
    x = 23,149.83

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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.