Home / 15,239.26-21,029.21-8,524.83

Finding the Fourth Proportional to 15,239.26, 21,029.21 and 8,524.83

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Solution

The fourth proportional to 15,239.26, 21,029.21 and 8,524.83 is: 11,763.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239.26 : 21,029.21 = 8,524.83 : x
  2. Step 2: Convert to fraction form
    15,239.26/21,029.21 = 8,524.83/x
  3. Step 3: Cross multiply
    15,239.26x = 21,029.21 × 8,524.83
  4. Step 4: Simplify right side
    15,239.26x = 179,270,440.28
  5. Step 5: Solve for x
    x = 179,270,440.28/15,239.26
  6. Step 6: Final answer
    x = 11,763.72

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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.