Home / 40,251.35-60,377.58-12,171.62

Finding the Fourth Proportional to 40,251.35, 60,377.58 and 12,171.62

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Solution

The fourth proportional to 40,251.35, 60,377.58 and 12,171.62 is: 18,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,251.35 : 60,377.58 = 12,171.62 : x
  2. Step 2: Convert to fraction form
    40,251.35/60,377.58 = 12,171.62/x
  3. Step 3: Cross multiply
    40,251.35x = 60,377.58 × 12,171.62
  4. Step 4: Simplify right side
    40,251.35x = 734,892,960.28
  5. Step 5: Solve for x
    x = 734,892,960.28/40,251.35
  6. Step 6: Final answer
    x = 18,257.60

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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.