Home / 26,634.32-39,950.88-6,912.80

Finding the Fourth Proportional to 26,634.32, 39,950.88 and 6,912.80

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Solution

The fourth proportional to 26,634.32, 39,950.88 and 6,912.80 is: 10,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.32 : 39,950.88 = 6,912.80 : x
  2. Step 2: Convert to fraction form
    26,634.32/39,950.88 = 6,912.80/x
  3. Step 3: Cross multiply
    26,634.32x = 39,950.88 × 6,912.80
  4. Step 4: Simplify right side
    26,634.32x = 276,172,443.26
  5. Step 5: Solve for x
    x = 276,172,443.26/26,634.32
  6. Step 6: Final answer
    x = 10,369.04

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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.