Home / 26,221.91-36,187.09-14,286.35

Finding the Fourth Proportional to 26,221.91, 36,187.09 and 14,286.35

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Solution

The fourth proportional to 26,221.91, 36,187.09 and 14,286.35 is: 19,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.91 : 36,187.09 = 14,286.35 : x
  2. Step 2: Convert to fraction form
    26,221.91/36,187.09 = 14,286.35/x
  3. Step 3: Cross multiply
    26,221.91x = 36,187.09 × 14,286.35
  4. Step 4: Simplify right side
    26,221.91x = 516,981,487.97
  5. Step 5: Solve for x
    x = 516,981,487.97/26,221.91
  6. Step 6: Final answer
    x = 19,715.63

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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.