Home / 16,816.46-25,224.69-5,129.58

Finding the Fourth Proportional to 16,816.46, 25,224.69 and 5,129.58

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Solution

The fourth proportional to 16,816.46, 25,224.69 and 5,129.58 is: 7,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.46 : 25,224.69 = 5,129.58 : x
  2. Step 2: Convert to fraction form
    16,816.46/25,224.69 = 5,129.58/x
  3. Step 3: Cross multiply
    16,816.46x = 25,224.69 × 5,129.58
  4. Step 4: Simplify right side
    16,816.46x = 129,392,065.33
  5. Step 5: Solve for x
    x = 129,392,065.33/16,816.46
  6. Step 6: Final answer
    x = 7,694.37

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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.