Home / 18,110.28-24,992.25-11,400.35

Finding the Fourth Proportional to 18,110.28, 24,992.25 and 11,400.35

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Solution

The fourth proportional to 18,110.28, 24,992.25 and 11,400.35 is: 15,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.28 : 24,992.25 = 11,400.35 : x
  2. Step 2: Convert to fraction form
    18,110.28/24,992.25 = 11,400.35/x
  3. Step 3: Cross multiply
    18,110.28x = 24,992.25 × 11,400.35
  4. Step 4: Simplify right side
    18,110.28x = 284,920,229.57
  5. Step 5: Solve for x
    x = 284,920,229.57/18,110.28
  6. Step 6: Final answer
    x = 15,732.51

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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.