Home / 54,327.60-81,491.40-27,755.55

Finding the Fourth Proportional to 54,327.60, 81,491.40 and 27,755.55

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Solution

The fourth proportional to 54,327.60, 81,491.40 and 27,755.55 is: 41,633.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327.60 : 81,491.40 = 27,755.55 : x
  2. Step 2: Convert to fraction form
    54,327.60/81,491.40 = 27,755.55/x
  3. Step 3: Cross multiply
    54,327.60x = 81,491.40 × 27,755.55
  4. Step 4: Simplify right side
    54,327.60x = 2,261,838,627.27
  5. Step 5: Solve for x
    x = 2,261,838,627.27/54,327.60
  6. Step 6: Final answer
    x = 41,633.33

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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.