Home / 12,350.82-18,523.74-4,557.78

Finding the Fourth Proportional to 12,350.82, 18,523.74 and 4,557.78

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Solution

The fourth proportional to 12,350.82, 18,523.74 and 4,557.78 is: 6,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.82 : 18,523.74 = 4,557.78 : x
  2. Step 2: Convert to fraction form
    12,350.82/18,523.74 = 4,557.78/x
  3. Step 3: Cross multiply
    12,350.82x = 18,523.74 × 4,557.78
  4. Step 4: Simplify right side
    12,350.82x = 84,427,131.70
  5. Step 5: Solve for x
    x = 84,427,131.70/12,350.82
  6. Step 6: Final answer
    x = 6,835.75

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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.