Home / 48,278.89-72,404.52-16,680.69

Finding the Fourth Proportional to 48,278.89, 72,404.52 and 16,680.69

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Solution

The fourth proportional to 48,278.89, 72,404.52 and 16,680.69 is: 25,016.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278.89 : 72,404.52 = 16,680.69 : x
  2. Step 2: Convert to fraction form
    48,278.89/72,404.52 = 16,680.69/x
  3. Step 3: Cross multiply
    48,278.89x = 72,404.52 × 16,680.69
  4. Step 4: Simplify right side
    48,278.89x = 1,207,757,290.17
  5. Step 5: Solve for x
    x = 1,207,757,290.17/48,278.89
  6. Step 6: Final answer
    x = 25,016.26

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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.