Home / 15,044.33-20,760.30-8,329.58

Finding the Fourth Proportional to 15,044.33, 20,760.30 and 8,329.58

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Solution

The fourth proportional to 15,044.33, 20,760.30 and 8,329.58 is: 11,494.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044.33 : 20,760.30 = 8,329.58 : x
  2. Step 2: Convert to fraction form
    15,044.33/20,760.30 = 8,329.58/x
  3. Step 3: Cross multiply
    15,044.33x = 20,760.30 × 8,329.58
  4. Step 4: Simplify right side
    15,044.33x = 172,924,670.50
  5. Step 5: Solve for x
    x = 172,924,670.50/15,044.33
  6. Step 6: Final answer
    x = 11,494.34

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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.