Home / 13,944.60-20,902.86-6,152.04

Finding the Fourth Proportional to 13,944.60, 20,902.86 and 6,152.04

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Solution

The fourth proportional to 13,944.60, 20,902.86 and 6,152.04 is: 9,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.60 : 20,902.86 = 6,152.04 : x
  2. Step 2: Convert to fraction form
    13,944.60/20,902.86 = 6,152.04/x
  3. Step 3: Cross multiply
    13,944.60x = 20,902.86 × 6,152.04
  4. Step 4: Simplify right side
    13,944.60x = 128,595,230.83
  5. Step 5: Solve for x
    x = 128,595,230.83/13,944.60
  6. Step 6: Final answer
    x = 9,221.87

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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.