Home / 17,711.75-26,565.99-5,399.75

Finding the Fourth Proportional to 17,711.75, 26,565.99 and 5,399.75

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Solution

The fourth proportional to 17,711.75, 26,565.99 and 5,399.75 is: 8,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,711.75 : 26,565.99 = 5,399.75 : x
  2. Step 2: Convert to fraction form
    17,711.75/26,565.99 = 5,399.75/x
  3. Step 3: Cross multiply
    17,711.75x = 26,565.99 × 5,399.75
  4. Step 4: Simplify right side
    17,711.75x = 143,449,571.67
  5. Step 5: Solve for x
    x = 143,449,571.67/17,711.75
  6. Step 6: Final answer
    x = 8,099.12

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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.