Home / 18,193.66-25,104.33-10,125.91

Finding the Fourth Proportional to 18,193.66, 25,104.33 and 10,125.91

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Solution

The fourth proportional to 18,193.66, 25,104.33 and 10,125.91 is: 13,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.66 : 25,104.33 = 10,125.91 : x
  2. Step 2: Convert to fraction form
    18,193.66/25,104.33 = 10,125.91/x
  3. Step 3: Cross multiply
    18,193.66x = 25,104.33 × 10,125.91
  4. Step 4: Simplify right side
    18,193.66x = 254,204,217.57
  5. Step 5: Solve for x
    x = 254,204,217.57/18,193.66
  6. Step 6: Final answer
    x = 13,972.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.