Home / 25,034.20-34,546.68-13,703.42

Finding the Fourth Proportional to 25,034.20, 34,546.68 and 13,703.42

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Solution

The fourth proportional to 25,034.20, 34,546.68 and 13,703.42 is: 18,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,034.20 : 34,546.68 = 13,703.42 : x
  2. Step 2: Convert to fraction form
    25,034.20/34,546.68 = 13,703.42/x
  3. Step 3: Cross multiply
    25,034.20x = 34,546.68 × 13,703.42
  4. Step 4: Simplify right side
    25,034.20x = 473,407,665.65
  5. Step 5: Solve for x
    x = 473,407,665.65/25,034.20
  6. Step 6: Final answer
    x = 18,910.44

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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.