Home / 12,337.68-18,505.50-6,414.60

Finding the Fourth Proportional to 12,337.68, 18,505.50 and 6,414.60

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Solution

The fourth proportional to 12,337.68, 18,505.50 and 6,414.60 is: 9,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.68 : 18,505.50 = 6,414.60 : x
  2. Step 2: Convert to fraction form
    12,337.68/18,505.50 = 6,414.60/x
  3. Step 3: Cross multiply
    12,337.68x = 18,505.50 × 6,414.60
  4. Step 4: Simplify right side
    12,337.68x = 118,705,380.30
  5. Step 5: Solve for x
    x = 118,705,380.30/12,337.68
  6. Step 6: Final answer
    x = 9,621.37

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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.