Home / 40,234.32-60,357.12-12,151.19

Finding the Fourth Proportional to 40,234.32, 60,357.12 and 12,151.19

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Solution

The fourth proportional to 40,234.32, 60,357.12 and 12,151.19 is: 18,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.32 : 60,357.12 = 12,151.19 : x
  2. Step 2: Convert to fraction form
    40,234.32/60,357.12 = 12,151.19/x
  3. Step 3: Cross multiply
    40,234.32x = 60,357.12 × 12,151.19
  4. Step 4: Simplify right side
    40,234.32x = 733,410,832.97
  5. Step 5: Solve for x
    x = 733,410,832.97/40,234.32
  6. Step 6: Final answer
    x = 18,228.49

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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.