Home / 54,484.38-81,731.25-15,041.49

Finding the Fourth Proportional to 54,484.38, 81,731.25 and 15,041.49

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Solution

The fourth proportional to 54,484.38, 81,731.25 and 15,041.49 is: 22,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,484.38 : 81,731.25 = 15,041.49 : x
  2. Step 2: Convert to fraction form
    54,484.38/81,731.25 = 15,041.49/x
  3. Step 3: Cross multiply
    54,484.38x = 81,731.25 × 15,041.49
  4. Step 4: Simplify right side
    54,484.38x = 1,229,359,779.56
  5. Step 5: Solve for x
    x = 1,229,359,779.56/54,484.38
  6. Step 6: Final answer
    x = 22,563.53

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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.