Home / 21,748.68-32,628.14-6,755.04

Finding the Fourth Proportional to 21,748.68, 32,628.14 and 6,755.04

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Solution

The fourth proportional to 21,748.68, 32,628.14 and 6,755.04 is: 10,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748.68 : 32,628.14 = 6,755.04 : x
  2. Step 2: Convert to fraction form
    21,748.68/32,628.14 = 6,755.04/x
  3. Step 3: Cross multiply
    21,748.68x = 32,628.14 × 6,755.04
  4. Step 4: Simplify right side
    21,748.68x = 220,404,357.05
  5. Step 5: Solve for x
    x = 220,404,357.05/21,748.68
  6. Step 6: Final answer
    x = 10,134.15

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1.5x scale

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.