Home / 47,578.60-71,345.55-27,593.78

Finding the Fourth Proportional to 47,578.60, 71,345.55 and 27,593.78

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Solution

The fourth proportional to 47,578.60, 71,345.55 and 27,593.78 is: 41,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,578.60 : 71,345.55 = 27,593.78 : x
  2. Step 2: Convert to fraction form
    47,578.60/71,345.55 = 27,593.78/x
  3. Step 3: Cross multiply
    47,578.60x = 71,345.55 × 27,593.78
  4. Step 4: Simplify right side
    47,578.60x = 1,968,693,157.43
  5. Step 5: Solve for x
    x = 1,968,693,157.43/47,578.60
  6. Step 6: Final answer
    x = 41,377.70

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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.