Home / 21,645.60-32,472.44-6,850.52

Finding the Fourth Proportional to 21,645.60, 32,472.44 and 6,850.52

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Solution

The fourth proportional to 21,645.60, 32,472.44 and 6,850.52 is: 10,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,645.60 : 32,472.44 = 6,850.52 : x
  2. Step 2: Convert to fraction form
    21,645.60/32,472.44 = 6,850.52/x
  3. Step 3: Cross multiply
    21,645.60x = 32,472.44 × 6,850.52
  4. Step 4: Simplify right side
    21,645.60x = 222,453,099.67
  5. Step 5: Solve for x
    x = 222,453,099.67/21,645.60
  6. Step 6: Final answer
    x = 10,277.06

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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.