Home / 16,255.28-24,382.80-5,162.81

Finding the Fourth Proportional to 16,255.28, 24,382.80 and 5,162.81

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Solution

The fourth proportional to 16,255.28, 24,382.80 and 5,162.81 is: 7,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.28 : 24,382.80 = 5,162.81 : x
  2. Step 2: Convert to fraction form
    16,255.28/24,382.80 = 5,162.81/x
  3. Step 3: Cross multiply
    16,255.28x = 24,382.80 × 5,162.81
  4. Step 4: Simplify right side
    16,255.28x = 125,883,641.75
  5. Step 5: Solve for x
    x = 125,883,641.75/16,255.28
  6. Step 6: Final answer
    x = 7,744.17

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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.