Home / 17,238.16-25,857.80-4,759.12

Finding the Fourth Proportional to 17,238.16, 25,857.80 and 4,759.12

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Solution

The fourth proportional to 17,238.16, 25,857.80 and 4,759.12 is: 7,138.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.16 : 25,857.80 = 4,759.12 : x
  2. Step 2: Convert to fraction form
    17,238.16/25,857.80 = 4,759.12/x
  3. Step 3: Cross multiply
    17,238.16x = 25,857.80 × 4,759.12
  4. Step 4: Simplify right side
    17,238.16x = 123,060,373.14
  5. Step 5: Solve for x
    x = 123,060,373.14/17,238.16
  6. Step 6: Final answer
    x = 7,138.83

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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.