Home / 18,747.26-25,871.23-10,363.76

Finding the Fourth Proportional to 18,747.26, 25,871.23 and 10,363.76

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Solution

The fourth proportional to 18,747.26, 25,871.23 and 10,363.76 is: 14,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747.26 : 25,871.23 = 10,363.76 : x
  2. Step 2: Convert to fraction form
    18,747.26/25,871.23 = 10,363.76/x
  3. Step 3: Cross multiply
    18,747.26x = 25,871.23 × 10,363.76
  4. Step 4: Simplify right side
    18,747.26x = 268,123,218.62
  5. Step 5: Solve for x
    x = 268,123,218.62/18,747.26
  6. Step 6: Final answer
    x = 14,301.99

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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.