Home / 18,227.11-25,153.72-10,269.47

Finding the Fourth Proportional to 18,227.11, 25,153.72 and 10,269.47

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Solution

The fourth proportional to 18,227.11, 25,153.72 and 10,269.47 is: 14,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.11 : 25,153.72 = 10,269.47 : x
  2. Step 2: Convert to fraction form
    18,227.11/25,153.72 = 10,269.47/x
  3. Step 3: Cross multiply
    18,227.11x = 25,153.72 × 10,269.47
  4. Step 4: Simplify right side
    18,227.11x = 258,315,372.93
  5. Step 5: Solve for x
    x = 258,315,372.93/18,227.11
  6. Step 6: Final answer
    x = 14,172.04

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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.