Home / 26,441.12-39,657.78-7,716.12

Finding the Fourth Proportional to 26,441.12, 39,657.78 and 7,716.12

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Solution

The fourth proportional to 26,441.12, 39,657.78 and 7,716.12 is: 11,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.12 : 39,657.78 = 7,716.12 : x
  2. Step 2: Convert to fraction form
    26,441.12/39,657.78 = 7,716.12/x
  3. Step 3: Cross multiply
    26,441.12x = 39,657.78 × 7,716.12
  4. Step 4: Simplify right side
    26,441.12x = 306,004,189.41
  5. Step 5: Solve for x
    x = 306,004,189.41/26,441.12
  6. Step 6: Final answer
    x = 11,573.04

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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.