Home / 40,105.55-60,217.47-22,370.86

Finding the Fourth Proportional to 40,105.55, 60,217.47 and 22,370.86

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Solution

The fourth proportional to 40,105.55, 60,217.47 and 22,370.86 is: 33,589.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,105.55 : 60,217.47 = 22,370.86 : x
  2. Step 2: Convert to fraction form
    40,105.55/60,217.47 = 22,370.86/x
  3. Step 3: Cross multiply
    40,105.55x = 60,217.47 × 22,370.86
  4. Step 4: Simplify right side
    40,105.55x = 1,347,116,582.31
  5. Step 5: Solve for x
    x = 1,347,116,582.31/40,105.55
  6. Step 6: Final answer
    x = 33,589.28

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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.