Home / 40,411.46-60,617.20-12,331.67

Finding the Fourth Proportional to 40,411.46, 60,617.20 and 12,331.67

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Solution

The fourth proportional to 40,411.46, 60,617.20 and 12,331.67 is: 18,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,411.46 : 60,617.20 = 12,331.67 : x
  2. Step 2: Convert to fraction form
    40,411.46/60,617.20 = 12,331.67/x
  3. Step 3: Cross multiply
    40,411.46x = 60,617.20 × 12,331.67
  4. Step 4: Simplify right side
    40,411.46x = 747,511,003.64
  5. Step 5: Solve for x
    x = 747,511,003.64/40,411.46
  6. Step 6: Final answer
    x = 18,497.50

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Similar ratio
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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.