Home / 26,642.16-36,725.13-19,917.54

Finding the Fourth Proportional to 26,642.16, 36,725.13 and 19,917.54

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Solution

The fourth proportional to 26,642.16, 36,725.13 and 19,917.54 is: 27,455.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,642.16 : 36,725.13 = 19,917.54 : x
  2. Step 2: Convert to fraction form
    26,642.16/36,725.13 = 19,917.54/x
  3. Step 3: Cross multiply
    26,642.16x = 36,725.13 × 19,917.54
  4. Step 4: Simplify right side
    26,642.16x = 731,474,245.78
  5. Step 5: Solve for x
    x = 731,474,245.78/26,642.16
  6. Step 6: Final answer
    x = 27,455.52

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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.