Home / 16,812.43-25,211.34-5,716.13

Finding the Fourth Proportional to 16,812.43, 25,211.34 and 5,716.13

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Solution

The fourth proportional to 16,812.43, 25,211.34 and 5,716.13 is: 8,571.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.43 : 25,211.34 = 5,716.13 : x
  2. Step 2: Convert to fraction form
    16,812.43/25,211.34 = 5,716.13/x
  3. Step 3: Cross multiply
    16,812.43x = 25,211.34 × 5,716.13
  4. Step 4: Simplify right side
    16,812.43x = 144,111,296.91
  5. Step 5: Solve for x
    x = 144,111,296.91/16,812.43
  6. Step 6: Final answer
    x = 8,571.71

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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.