Home / 26,755.62-36,922.64-15,425.03

Finding the Fourth Proportional to 26,755.62, 36,922.64 and 15,425.03

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Solution

The fourth proportional to 26,755.62, 36,922.64 and 15,425.03 is: 21,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.62 : 36,922.64 = 15,425.03 : x
  2. Step 2: Convert to fraction form
    26,755.62/36,922.64 = 15,425.03/x
  3. Step 3: Cross multiply
    26,755.62x = 36,922.64 × 15,425.03
  4. Step 4: Simplify right side
    26,755.62x = 569,532,844.86
  5. Step 5: Solve for x
    x = 569,532,844.86/26,755.62
  6. Step 6: Final answer
    x = 21,286.48

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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.