Home / 41,478.74-57,240.72-22,615.86

Finding the Fourth Proportional to 41,478.74, 57,240.72 and 22,615.86

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Solution

The fourth proportional to 41,478.74, 57,240.72 and 22,615.86 is: 31,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,478.74 : 57,240.72 = 22,615.86 : x
  2. Step 2: Convert to fraction form
    41,478.74/57,240.72 = 22,615.86/x
  3. Step 3: Cross multiply
    41,478.74x = 57,240.72 × 22,615.86
  4. Step 4: Simplify right side
    41,478.74x = 1,294,548,109.82
  5. Step 5: Solve for x
    x = 1,294,548,109.82/41,478.74
  6. Step 6: Final answer
    x = 31,209.92

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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.