Home / 13,484.49-20,227.70-4,250.25

Finding the Fourth Proportional to 13,484.49, 20,227.70 and 4,250.25

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Solution

The fourth proportional to 13,484.49, 20,227.70 and 4,250.25 is: 6,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.49 : 20,227.70 = 4,250.25 : x
  2. Step 2: Convert to fraction form
    13,484.49/20,227.70 = 4,250.25/x
  3. Step 3: Cross multiply
    13,484.49x = 20,227.70 × 4,250.25
  4. Step 4: Simplify right side
    13,484.49x = 85,972,781.93
  5. Step 5: Solve for x
    x = 85,972,781.93/13,484.49
  6. Step 6: Final answer
    x = 6,375.68

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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.