Home / 40,512.60-60,778.68-15,212.32

Finding the Fourth Proportional to 40,512.60, 60,778.68 and 15,212.32

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Solution

The fourth proportional to 40,512.60, 60,778.68 and 15,212.32 is: 22,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,512.60 : 60,778.68 = 15,212.32 : x
  2. Step 2: Convert to fraction form
    40,512.60/60,778.68 = 15,212.32/x
  3. Step 3: Cross multiply
    40,512.60x = 60,778.68 × 15,212.32
  4. Step 4: Simplify right side
    40,512.60x = 924,584,729.34
  5. Step 5: Solve for x
    x = 924,584,729.34/40,512.60
  6. Step 6: Final answer
    x = 22,822.15

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1.5x scale

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.