Home / 18,748.27-25,872.33-10,250.42

Finding the Fourth Proportional to 18,748.27, 25,872.33 and 10,250.42

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Solution

The fourth proportional to 18,748.27, 25,872.33 and 10,250.42 is: 14,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,748.27 : 25,872.33 = 10,250.42 : x
  2. Step 2: Convert to fraction form
    18,748.27/25,872.33 = 10,250.42/x
  3. Step 3: Cross multiply
    18,748.27x = 25,872.33 × 10,250.42
  4. Step 4: Simplify right side
    18,748.27x = 265,202,313.56
  5. Step 5: Solve for x
    x = 265,202,313.56/18,748.27
  6. Step 6: Final answer
    x = 14,145.43

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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.