Home / 12,250.53-18,377.82-4,244.85

Finding the Fourth Proportional to 12,250.53, 18,377.82 and 4,244.85

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Solution

The fourth proportional to 12,250.53, 18,377.82 and 4,244.85 is: 6,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.53 : 18,377.82 = 4,244.85 : x
  2. Step 2: Convert to fraction form
    12,250.53/18,377.82 = 4,244.85/x
  3. Step 3: Cross multiply
    12,250.53x = 18,377.82 × 4,244.85
  4. Step 4: Simplify right side
    12,250.53x = 78,011,089.23
  5. Step 5: Solve for x
    x = 78,011,089.23/12,250.53
  6. Step 6: Final answer
    x = 6,367.98

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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.