Home / 26,215.70-36,177.36-14,279

Finding the Fourth Proportional to 26,215.70, 36,177.36 and 14,279

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Solution

The fourth proportional to 26,215.70, 36,177.36 and 14,279 is: 19,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.70 : 36,177.36 = 14,279 : x
  2. Step 2: Convert to fraction form
    26,215.70/36,177.36 = 14,279/x
  3. Step 3: Cross multiply
    26,215.70x = 36,177.36 × 14,279
  4. Step 4: Simplify right side
    26,215.70x = 516,576,523.44
  5. Step 5: Solve for x
    x = 516,576,523.44/26,215.70
  6. Step 6: Final answer
    x = 19,704.85

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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.