Home / 40,560.32-60,846.33-12,482.78

Finding the Fourth Proportional to 40,560.32, 60,846.33 and 12,482.78

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Solution

The fourth proportional to 40,560.32, 60,846.33 and 12,482.78 is: 18,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,560.32 : 60,846.33 = 12,482.78 : x
  2. Step 2: Convert to fraction form
    40,560.32/60,846.33 = 12,482.78/x
  3. Step 3: Cross multiply
    40,560.32x = 60,846.33 × 12,482.78
  4. Step 4: Simplify right side
    40,560.32x = 759,531,351.20
  5. Step 5: Solve for x
    x = 759,531,351.20/40,560.32
  6. Step 6: Final answer
    x = 18,725.97

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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.