Home / 13,349.25-20,024.97-4,115.25

Finding the Fourth Proportional to 13,349.25, 20,024.97 and 4,115.25

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Solution

The fourth proportional to 13,349.25, 20,024.97 and 4,115.25 is: 6,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.25 : 20,024.97 = 4,115.25 : x
  2. Step 2: Convert to fraction form
    13,349.25/20,024.97 = 4,115.25/x
  3. Step 3: Cross multiply
    13,349.25x = 20,024.97 × 4,115.25
  4. Step 4: Simplify right side
    13,349.25x = 82,407,757.79
  5. Step 5: Solve for x
    x = 82,407,757.79/13,349.25
  6. Step 6: Final answer
    x = 6,173.21

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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.