Home / 27,934.24-38,538.26-15,991.14

Finding the Fourth Proportional to 27,934.24, 38,538.26 and 15,991.14

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Solution

The fourth proportional to 27,934.24, 38,538.26 and 15,991.14 is: 22,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.24 : 38,538.26 = 15,991.14 : x
  2. Step 2: Convert to fraction form
    27,934.24/38,538.26 = 15,991.14/x
  3. Step 3: Cross multiply
    27,934.24x = 38,538.26 × 15,991.14
  4. Step 4: Simplify right side
    27,934.24x = 616,270,711.02
  5. Step 5: Solve for x
    x = 616,270,711.02/27,934.24
  6. Step 6: Final answer
    x = 22,061.48

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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.