Home / 27,944.17-38,553.55-18,976.10

Finding the Fourth Proportional to 27,944.17, 38,553.55 and 18,976.10

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Solution

The fourth proportional to 27,944.17, 38,553.55 and 18,976.10 is: 26,180.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,944.17 : 38,553.55 = 18,976.10 : x
  2. Step 2: Convert to fraction form
    27,944.17/38,553.55 = 18,976.10/x
  3. Step 3: Cross multiply
    27,944.17x = 38,553.55 × 18,976.10
  4. Step 4: Simplify right side
    27,944.17x = 731,596,020.16
  5. Step 5: Solve for x
    x = 731,596,020.16/27,944.17
  6. Step 6: Final answer
    x = 26,180.63

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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.