Home / 54,062.55-81,106.47-18,524.25

Finding the Fourth Proportional to 54,062.55, 81,106.47 and 18,524.25

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Solution

The fourth proportional to 54,062.55, 81,106.47 and 18,524.25 is: 27,790.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,062.55 : 81,106.47 = 18,524.25 : x
  2. Step 2: Convert to fraction form
    54,062.55/81,106.47 = 18,524.25/x
  3. Step 3: Cross multiply
    54,062.55x = 81,106.47 × 18,524.25
  4. Step 4: Simplify right side
    54,062.55x = 1,502,436,526.90
  5. Step 5: Solve for x
    x = 1,502,436,526.90/54,062.55
  6. Step 6: Final answer
    x = 27,790.71

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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.