Home / 17,172.80-25,751.52-4,857.92

Finding the Fourth Proportional to 17,172.80, 25,751.52 and 4,857.92

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Solution

The fourth proportional to 17,172.80, 25,751.52 and 4,857.92 is: 7,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.80 : 25,751.52 = 4,857.92 : x
  2. Step 2: Convert to fraction form
    17,172.80/25,751.52 = 4,857.92/x
  3. Step 3: Cross multiply
    17,172.80x = 25,751.52 × 4,857.92
  4. Step 4: Simplify right side
    17,172.80x = 125,098,824.04
  5. Step 5: Solve for x
    x = 125,098,824.04/17,172.80
  6. Step 6: Final answer
    x = 7,284.71

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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.