Home / 17,550.20-26,302.90-7,150.20

Finding the Fourth Proportional to 17,550.20, 26,302.90 and 7,150.20

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Solution

The fourth proportional to 17,550.20, 26,302.90 and 7,150.20 is: 10,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,550.20 : 26,302.90 = 7,150.20 : x
  2. Step 2: Convert to fraction form
    17,550.20/26,302.90 = 7,150.20/x
  3. Step 3: Cross multiply
    17,550.20x = 26,302.90 × 7,150.20
  4. Step 4: Simplify right side
    17,550.20x = 188,070,995.58
  5. Step 5: Solve for x
    x = 188,070,995.58/17,550.20
  6. Step 6: Final answer
    x = 10,716.17

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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.