Home / 17,228.43-23,754.38-13,401.18

Finding the Fourth Proportional to 17,228.43, 23,754.38 and 13,401.18

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Solution

The fourth proportional to 17,228.43, 23,754.38 and 13,401.18 is: 18,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.43 : 23,754.38 = 13,401.18 : x
  2. Step 2: Convert to fraction form
    17,228.43/23,754.38 = 13,401.18/x
  3. Step 3: Cross multiply
    17,228.43x = 23,754.38 × 13,401.18
  4. Step 4: Simplify right side
    17,228.43x = 318,336,655.16
  5. Step 5: Solve for x
    x = 318,336,655.16/17,228.43
  6. Step 6: Final answer
    x = 18,477.40

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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.