Home / 21,336.76-32,002.33-6,343.57

Finding the Fourth Proportional to 21,336.76, 32,002.33 and 6,343.57

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Solution

The fourth proportional to 21,336.76, 32,002.33 and 6,343.57 is: 9,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.76 : 32,002.33 = 6,343.57 : x
  2. Step 2: Convert to fraction form
    21,336.76/32,002.33 = 6,343.57/x
  3. Step 3: Cross multiply
    21,336.76x = 32,002.33 × 6,343.57
  4. Step 4: Simplify right side
    21,336.76x = 203,008,988.80
  5. Step 5: Solve for x
    x = 203,008,988.80/21,336.76
  6. Step 6: Final answer
    x = 9,514.52

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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.