Home / 22,290.24-30,775.68-17,012.16

Finding the Fourth Proportional to 22,290.24, 30,775.68 and 17,012.16

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Solution

The fourth proportional to 22,290.24, 30,775.68 and 17,012.16 is: 23,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.24 : 30,775.68 = 17,012.16 : x
  2. Step 2: Convert to fraction form
    22,290.24/30,775.68 = 17,012.16/x
  3. Step 3: Cross multiply
    22,290.24x = 30,775.68 × 17,012.16
  4. Step 4: Simplify right side
    22,290.24x = 523,560,792.27
  5. Step 5: Solve for x
    x = 523,560,792.27/22,290.24
  6. Step 6: Final answer
    x = 23,488.34

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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.