Home / 17,115.40-25,694.70-9,224.20

Finding the Fourth Proportional to 17,115.40, 25,694.70 and 9,224.20

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Solution

The fourth proportional to 17,115.40, 25,694.70 and 9,224.20 is: 13,847.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.40 : 25,694.70 = 9,224.20 : x
  2. Step 2: Convert to fraction form
    17,115.40/25,694.70 = 9,224.20/x
  3. Step 3: Cross multiply
    17,115.40x = 25,694.70 × 9,224.20
  4. Step 4: Simplify right side
    17,115.40x = 237,013,051.74
  5. Step 5: Solve for x
    x = 237,013,051.74/17,115.40
  6. Step 6: Final answer
    x = 13,847.94

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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.