Home / 25,121.76-37,689.57-11,092.97

Finding the Fourth Proportional to 25,121.76, 37,689.57 and 11,092.97

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Solution

The fourth proportional to 25,121.76, 37,689.57 and 11,092.97 is: 16,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.76 : 37,689.57 = 11,092.97 : x
  2. Step 2: Convert to fraction form
    25,121.76/37,689.57 = 11,092.97/x
  3. Step 3: Cross multiply
    25,121.76x = 37,689.57 × 11,092.97
  4. Step 4: Simplify right side
    25,121.76x = 418,089,080.88
  5. Step 5: Solve for x
    x = 418,089,080.88/25,121.76
  6. Step 6: Final answer
    x = 16,642.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.