Home / 22,986.98-34,452.60-10,489.88

Finding the Fourth Proportional to 22,986.98, 34,452.60 and 10,489.88

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Solution

The fourth proportional to 22,986.98, 34,452.60 and 10,489.88 is: 15,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.98 : 34,452.60 = 10,489.88 : x
  2. Step 2: Convert to fraction form
    22,986.98/34,452.60 = 10,489.88/x
  3. Step 3: Cross multiply
    22,986.98x = 34,452.60 × 10,489.88
  4. Step 4: Simplify right side
    22,986.98x = 361,403,639.69
  5. Step 5: Solve for x
    x = 361,403,639.69/22,986.98
  6. Step 6: Final answer
    x = 15,722.10

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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.