Home / 21,735.73-32,608.28-6,742.55

Finding the Fourth Proportional to 21,735.73, 32,608.28 and 6,742.55

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Solution

The fourth proportional to 21,735.73, 32,608.28 and 6,742.55 is: 10,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.73 : 32,608.28 = 6,742.55 : x
  2. Step 2: Convert to fraction form
    21,735.73/32,608.28 = 6,742.55/x
  3. Step 3: Cross multiply
    21,735.73x = 32,608.28 × 6,742.55
  4. Step 4: Simplify right side
    21,735.73x = 219,862,761.56
  5. Step 5: Solve for x
    x = 219,862,761.56/21,735.73
  6. Step 6: Final answer
    x = 10,115.27

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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.