Home / 17,422.48-26,138.12-7,559.36

Finding the Fourth Proportional to 17,422.48, 26,138.12 and 7,559.36

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Solution

The fourth proportional to 17,422.48, 26,138.12 and 7,559.36 is: 11,340.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,422.48 : 26,138.12 = 7,559.36 : x
  2. Step 2: Convert to fraction form
    17,422.48/26,138.12 = 7,559.36/x
  3. Step 3: Cross multiply
    17,422.48x = 26,138.12 × 7,559.36
  4. Step 4: Simplify right side
    17,422.48x = 197,587,458.80
  5. Step 5: Solve for x
    x = 197,587,458.80/17,422.48
  6. Step 6: Final answer
    x = 11,340.95

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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.