Home / 17,617.55-26,409.38-6,521.22

Finding the Fourth Proportional to 17,617.55, 26,409.38 and 6,521.22

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Solution

The fourth proportional to 17,617.55, 26,409.38 and 6,521.22 is: 9,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.55 : 26,409.38 = 6,521.22 : x
  2. Step 2: Convert to fraction form
    17,617.55/26,409.38 = 6,521.22/x
  3. Step 3: Cross multiply
    17,617.55x = 26,409.38 × 6,521.22
  4. Step 4: Simplify right side
    17,617.55x = 172,221,344.44
  5. Step 5: Solve for x
    x = 172,221,344.44/17,617.55
  6. Step 6: Final answer
    x = 9,775.56

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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.