Home / 24,942.96-34,422-13,613.18

Finding the Fourth Proportional to 24,942.96, 34,422 and 13,613.18

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Solution

The fourth proportional to 24,942.96, 34,422 and 13,613.18 is: 18,786.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,942.96 : 34,422 = 13,613.18 : x
  2. Step 2: Convert to fraction form
    24,942.96/34,422 = 13,613.18/x
  3. Step 3: Cross multiply
    24,942.96x = 34,422 × 13,613.18
  4. Step 4: Simplify right side
    24,942.96x = 468,592,709.85
  5. Step 5: Solve for x
    x = 468,592,709.85/24,942.96
  6. Step 6: Final answer
    x = 18,786.58

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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.