Home / 17,222.90-25,832.52-5,535.20

Finding the Fourth Proportional to 17,222.90, 25,832.52 and 5,535.20

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Solution

The fourth proportional to 17,222.90, 25,832.52 and 5,535.20 is: 8,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.90 : 25,832.52 = 5,535.20 : x
  2. Step 2: Convert to fraction form
    17,222.90/25,832.52 = 5,535.20/x
  3. Step 3: Cross multiply
    17,222.90x = 25,832.52 × 5,535.20
  4. Step 4: Simplify right side
    17,222.90x = 142,988,229.29
  5. Step 5: Solve for x
    x = 142,988,229.29/17,222.90
  6. Step 6: Final answer
    x = 8,302.22

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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.