Home / 13,375.38-20,050.78-4,608.22

Finding the Fourth Proportional to 13,375.38, 20,050.78 and 4,608.22

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Solution

The fourth proportional to 13,375.38, 20,050.78 and 4,608.22 is: 6,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.38 : 20,050.78 = 4,608.22 : x
  2. Step 2: Convert to fraction form
    13,375.38/20,050.78 = 4,608.22/x
  3. Step 3: Cross multiply
    13,375.38x = 20,050.78 × 4,608.22
  4. Step 4: Simplify right side
    13,375.38x = 92,398,405.41
  5. Step 5: Solve for x
    x = 92,398,405.41/13,375.38
  6. Step 6: Final answer
    x = 6,908.10

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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.