Home / 30,073.20-41,517.60-22,516.86

Finding the Fourth Proportional to 30,073.20, 41,517.60 and 22,516.86

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Solution

The fourth proportional to 30,073.20, 41,517.60 and 22,516.86 is: 31,085.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,073.20 : 41,517.60 = 22,516.86 : x
  2. Step 2: Convert to fraction form
    30,073.20/41,517.60 = 22,516.86/x
  3. Step 3: Cross multiply
    30,073.20x = 41,517.60 × 22,516.86
  4. Step 4: Simplify right side
    30,073.20x = 934,845,986.74
  5. Step 5: Solve for x
    x = 934,845,986.74/30,073.20
  6. Step 6: Final answer
    x = 31,085.68

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1.5x scale

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.