Home / 40,230.60-60,354.36-12,152.76

Finding the Fourth Proportional to 40,230.60, 60,354.36 and 12,152.76

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Solution

The fourth proportional to 40,230.60, 60,354.36 and 12,152.76 is: 18,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,230.60 : 60,354.36 = 12,152.76 : x
  2. Step 2: Convert to fraction form
    40,230.60/60,354.36 = 12,152.76/x
  3. Step 3: Cross multiply
    40,230.60x = 60,354.36 × 12,152.76
  4. Step 4: Simplify right side
    40,230.60x = 733,472,052.03
  5. Step 5: Solve for x
    x = 733,472,052.03/40,230.60
  6. Step 6: Final answer
    x = 18,231.70

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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.