Home / 48,132.91-72,171.66-18,546.94

Finding the Fourth Proportional to 48,132.91, 72,171.66 and 18,546.94

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Solution

The fourth proportional to 48,132.91, 72,171.66 and 18,546.94 is: 27,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,132.91 : 72,171.66 = 18,546.94 : x
  2. Step 2: Convert to fraction form
    48,132.91/72,171.66 = 18,546.94/x
  3. Step 3: Cross multiply
    48,132.91x = 72,171.66 × 18,546.94
  4. Step 4: Simplify right side
    48,132.91x = 1,338,563,447.72
  5. Step 5: Solve for x
    x = 1,338,563,447.72/48,132.91
  6. Step 6: Final answer
    x = 27,809.73

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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.