Home / 41,138.64-56,772.36-25,231.86

Finding the Fourth Proportional to 41,138.64, 56,772.36 and 25,231.86

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Solution

The fourth proportional to 41,138.64, 56,772.36 and 25,231.86 is: 34,820.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.64 : 56,772.36 = 25,231.86 : x
  2. Step 2: Convert to fraction form
    41,138.64/56,772.36 = 25,231.86/x
  3. Step 3: Cross multiply
    41,138.64x = 56,772.36 × 25,231.86
  4. Step 4: Simplify right side
    41,138.64x = 1,432,472,239.39
  5. Step 5: Solve for x
    x = 1,432,472,239.39/41,138.64
  6. Step 6: Final answer
    x = 34,820.60

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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.