Home / 22,634.55-31,238.44-13,074.42

Finding the Fourth Proportional to 22,634.55, 31,238.44 and 13,074.42

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Solution

The fourth proportional to 22,634.55, 31,238.44 and 13,074.42 is: 18,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,634.55 : 31,238.44 = 13,074.42 : x
  2. Step 2: Convert to fraction form
    22,634.55/31,238.44 = 13,074.42/x
  3. Step 3: Cross multiply
    22,634.55x = 31,238.44 × 13,074.42
  4. Step 4: Simplify right side
    22,634.55x = 408,424,484.70
  5. Step 5: Solve for x
    x = 408,424,484.70/22,634.55
  6. Step 6: Final answer
    x = 18,044.29

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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.