Home / 13,375.92-20,054.16-5,586.96

Finding the Fourth Proportional to 13,375.92, 20,054.16 and 5,586.96

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Solution

The fourth proportional to 13,375.92, 20,054.16 and 5,586.96 is: 8,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.92 : 20,054.16 = 5,586.96 : x
  2. Step 2: Convert to fraction form
    13,375.92/20,054.16 = 5,586.96/x
  3. Step 3: Cross multiply
    13,375.92x = 20,054.16 × 5,586.96
  4. Step 4: Simplify right side
    13,375.92x = 112,041,789.75
  5. Step 5: Solve for x
    x = 112,041,789.75/13,375.92
  6. Step 6: Final answer
    x = 8,376.38

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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.