Home / 26,755.26-36,922.65-15,424.56

Finding the Fourth Proportional to 26,755.26, 36,922.65 and 15,424.56

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Solution

The fourth proportional to 26,755.26, 36,922.65 and 15,424.56 is: 21,286.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.26 : 36,922.65 = 15,424.56 : x
  2. Step 2: Convert to fraction form
    26,755.26/36,922.65 = 15,424.56/x
  3. Step 3: Cross multiply
    26,755.26x = 36,922.65 × 15,424.56
  4. Step 4: Simplify right side
    26,755.26x = 569,515,630.28
  5. Step 5: Solve for x
    x = 569,515,630.28/26,755.26
  6. Step 6: Final answer
    x = 21,286.12

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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.