Home / 12,504.35-17,254.09-7,198.14

Finding the Fourth Proportional to 12,504.35, 17,254.09 and 7,198.14

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Solution

The fourth proportional to 12,504.35, 17,254.09 and 7,198.14 is: 9,932.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.35 : 17,254.09 = 7,198.14 : x
  2. Step 2: Convert to fraction form
    12,504.35/17,254.09 = 7,198.14/x
  3. Step 3: Cross multiply
    12,504.35x = 17,254.09 × 7,198.14
  4. Step 4: Simplify right side
    12,504.35x = 124,197,337.40
  5. Step 5: Solve for x
    x = 124,197,337.40/12,504.35
  6. Step 6: Final answer
    x = 9,932.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.