Home / 26,780.48-36,910.94-17,811.96

Finding the Fourth Proportional to 26,780.48, 36,910.94 and 17,811.96

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Solution

The fourth proportional to 26,780.48, 36,910.94 and 17,811.96 is: 24,549.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.48 : 36,910.94 = 17,811.96 : x
  2. Step 2: Convert to fraction form
    26,780.48/36,910.94 = 17,811.96/x
  3. Step 3: Cross multiply
    26,780.48x = 36,910.94 × 17,811.96
  4. Step 4: Simplify right side
    26,780.48x = 657,456,097.78
  5. Step 5: Solve for x
    x = 657,456,097.78/26,780.48
  6. Step 6: Final answer
    x = 24,549.83

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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.