Home / 45,615.20-62,949.28-25,472.32

Finding the Fourth Proportional to 45,615.20, 62,949.28 and 25,472.32

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Solution

The fourth proportional to 45,615.20, 62,949.28 and 25,472.32 is: 35,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,615.20 : 62,949.28 = 25,472.32 : x
  2. Step 2: Convert to fraction form
    45,615.20/62,949.28 = 25,472.32/x
  3. Step 3: Cross multiply
    45,615.20x = 62,949.28 × 25,472.32
  4. Step 4: Simplify right side
    45,615.20x = 1,603,463,982.88
  5. Step 5: Solve for x
    x = 1,603,463,982.88/45,615.20
  6. Step 6: Final answer
    x = 35,151.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.