Home / 56,132.73-84,138.82-27,997.20

Finding the Fourth Proportional to 56,132.73, 84,138.82 and 27,997.20

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Solution

The fourth proportional to 56,132.73, 84,138.82 and 27,997.20 is: 41,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,132.73 : 84,138.82 = 27,997.20 : x
  2. Step 2: Convert to fraction form
    56,132.73/84,138.82 = 27,997.20/x
  3. Step 3: Cross multiply
    56,132.73x = 84,138.82 × 27,997.20
  4. Step 4: Simplify right side
    56,132.73x = 2,355,651,371.30
  5. Step 5: Solve for x
    x = 2,355,651,371.30/56,132.73
  6. Step 6: Final answer
    x = 41,965.74

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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.