Home / 57,249.24-85,799.94-25,636.20

Finding the Fourth Proportional to 57,249.24, 85,799.94 and 25,636.20

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Solution

The fourth proportional to 57,249.24, 85,799.94 and 25,636.20 is: 38,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,249.24 : 85,799.94 = 25,636.20 : x
  2. Step 2: Convert to fraction form
    57,249.24/85,799.94 = 25,636.20/x
  3. Step 3: Cross multiply
    57,249.24x = 85,799.94 × 25,636.20
  4. Step 4: Simplify right side
    57,249.24x = 2,199,584,421.83
  5. Step 5: Solve for x
    x = 2,199,584,421.83/57,249.24
  6. Step 6: Final answer
    x = 38,421.20

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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.