Home / 26,910.72-40,369.92-10,277.76

Finding the Fourth Proportional to 26,910.72, 40,369.92 and 10,277.76

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Solution

The fourth proportional to 26,910.72, 40,369.92 and 10,277.76 is: 15,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.72 : 40,369.92 = 10,277.76 : x
  2. Step 2: Convert to fraction form
    26,910.72/40,369.92 = 10,277.76/x
  3. Step 3: Cross multiply
    26,910.72x = 40,369.92 × 10,277.76
  4. Step 4: Simplify right side
    26,910.72x = 414,912,348.98
  5. Step 5: Solve for x
    x = 414,912,348.98/26,910.72
  6. Step 6: Final answer
    x = 15,418.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.