Home / 40,574.35-60,868.46-12,493.85

Finding the Fourth Proportional to 40,574.35, 60,868.46 and 12,493.85

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Solution

The fourth proportional to 40,574.35, 60,868.46 and 12,493.85 is: 18,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,574.35 : 60,868.46 = 12,493.85 : x
  2. Step 2: Convert to fraction form
    40,574.35/60,868.46 = 12,493.85/x
  3. Step 3: Cross multiply
    40,574.35x = 60,868.46 × 12,493.85
  4. Step 4: Simplify right side
    40,574.35x = 760,481,135.86
  5. Step 5: Solve for x
    x = 760,481,135.86/40,574.35
  6. Step 6: Final answer
    x = 18,742.90

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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.