Home / 18,223.80-25,151.22-10,267.56

Finding the Fourth Proportional to 18,223.80, 25,151.22 and 10,267.56

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Solution

The fourth proportional to 18,223.80, 25,151.22 and 10,267.56 is: 14,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.80 : 25,151.22 = 10,267.56 : x
  2. Step 2: Convert to fraction form
    18,223.80/25,151.22 = 10,267.56/x
  3. Step 3: Cross multiply
    18,223.80x = 25,151.22 × 10,267.56
  4. Step 4: Simplify right side
    18,223.80x = 258,241,660.42
  5. Step 5: Solve for x
    x = 258,241,660.42/18,223.80
  6. Step 6: Final answer
    x = 14,170.57

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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.