Home / 26,755.96-36,922.85-15,425.48

Finding the Fourth Proportional to 26,755.96, 36,922.85 and 15,425.48

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Solution

The fourth proportional to 26,755.96, 36,922.85 and 15,425.48 is: 21,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.96 : 36,922.85 = 15,425.48 : x
  2. Step 2: Convert to fraction form
    26,755.96/36,922.85 = 15,425.48/x
  3. Step 3: Cross multiply
    26,755.96x = 36,922.85 × 15,425.48
  4. Step 4: Simplify right side
    26,755.96x = 569,552,422.48
  5. Step 5: Solve for x
    x = 569,552,422.48/26,755.96
  6. Step 6: Final answer
    x = 21,286.94

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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.