Home / 57,045.87-85,589.22-25,453.14

Finding the Fourth Proportional to 57,045.87, 85,589.22 and 25,453.14

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Solution

The fourth proportional to 57,045.87, 85,589.22 and 25,453.14 is: 38,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,045.87 : 85,589.22 = 25,453.14 : x
  2. Step 2: Convert to fraction form
    57,045.87/85,589.22 = 25,453.14/x
  3. Step 3: Cross multiply
    57,045.87x = 85,589.22 × 25,453.14
  4. Step 4: Simplify right side
    57,045.87x = 2,178,514,399.15
  5. Step 5: Solve for x
    x = 2,178,514,399.15/57,045.87
  6. Step 6: Final answer
    x = 38,188.82

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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.