Home / 26,247.66-39,375.45-8,472.38

Finding the Fourth Proportional to 26,247.66, 39,375.45 and 8,472.38

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Solution

The fourth proportional to 26,247.66, 39,375.45 and 8,472.38 is: 12,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.66 : 39,375.45 = 8,472.38 : x
  2. Step 2: Convert to fraction form
    26,247.66/39,375.45 = 8,472.38/x
  3. Step 3: Cross multiply
    26,247.66x = 39,375.45 × 8,472.38
  4. Step 4: Simplify right side
    26,247.66x = 333,603,578.19
  5. Step 5: Solve for x
    x = 333,603,578.19/26,247.66
  6. Step 6: Final answer
    x = 12,709.84

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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.