Home / 27,922.17-38,532.97-15,175.60

Finding the Fourth Proportional to 27,922.17, 38,532.97 and 15,175.60

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Solution

The fourth proportional to 27,922.17, 38,532.97 and 15,175.60 is: 20,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.17 : 38,532.97 = 15,175.60 : x
  2. Step 2: Convert to fraction form
    27,922.17/38,532.97 = 15,175.60/x
  3. Step 3: Cross multiply
    27,922.17x = 38,532.97 × 15,175.60
  4. Step 4: Simplify right side
    27,922.17x = 584,760,939.53
  5. Step 5: Solve for x
    x = 584,760,939.53/27,922.17
  6. Step 6: Final answer
    x = 20,942.53

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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.