Home / 22,372.18-30,873.67-12,301.65

Finding the Fourth Proportional to 22,372.18, 30,873.67 and 12,301.65

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Solution

The fourth proportional to 22,372.18, 30,873.67 and 12,301.65 is: 16,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.18 : 30,873.67 = 12,301.65 : x
  2. Step 2: Convert to fraction form
    22,372.18/30,873.67 = 12,301.65/x
  3. Step 3: Cross multiply
    22,372.18x = 30,873.67 × 12,301.65
  4. Step 4: Simplify right side
    22,372.18x = 379,797,082.56
  5. Step 5: Solve for x
    x = 379,797,082.56/22,372.18
  6. Step 6: Final answer
    x = 16,976.31

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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.