Home / 12,371.05-18,557.79-4,050.73

Finding the Fourth Proportional to 12,371.05, 18,557.79 and 4,050.73

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Solution

The fourth proportional to 12,371.05, 18,557.79 and 4,050.73 is: 6,076.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.05 : 18,557.79 = 4,050.73 : x
  2. Step 2: Convert to fraction form
    12,371.05/18,557.79 = 4,050.73/x
  3. Step 3: Cross multiply
    12,371.05x = 18,557.79 × 4,050.73
  4. Step 4: Simplify right side
    12,371.05x = 75,172,596.69
  5. Step 5: Solve for x
    x = 75,172,596.69/12,371.05
  6. Step 6: Final answer
    x = 6,076.49

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Double scale
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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.