Home / 26,757.98-40,137.32-10,125.85

Finding the Fourth Proportional to 26,757.98, 40,137.32 and 10,125.85

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Solution

The fourth proportional to 26,757.98, 40,137.32 and 10,125.85 is: 15,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,757.98 : 40,137.32 = 10,125.85 : x
  2. Step 2: Convert to fraction form
    26,757.98/40,137.32 = 10,125.85/x
  3. Step 3: Cross multiply
    26,757.98x = 40,137.32 × 10,125.85
  4. Step 4: Simplify right side
    26,757.98x = 406,424,406.69
  5. Step 5: Solve for x
    x = 406,424,406.69/26,757.98
  6. Step 6: Final answer
    x = 15,188.90

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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.