Home / 21,748.18-32,627.38-6,754.54

Finding the Fourth Proportional to 21,748.18, 32,627.38 and 6,754.54

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Solution

The fourth proportional to 21,748.18, 32,627.38 and 6,754.54 is: 10,133.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748.18 : 32,627.38 = 6,754.54 : x
  2. Step 2: Convert to fraction form
    21,748.18/32,627.38 = 6,754.54/x
  3. Step 3: Cross multiply
    21,748.18x = 32,627.38 × 6,754.54
  4. Step 4: Simplify right side
    21,748.18x = 220,382,780.17
  5. Step 5: Solve for x
    x = 220,382,780.17/21,748.18
  6. Step 6: Final answer
    x = 10,133.39

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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.