Home / 21,677.93-32,517.05-6,887.73

Finding the Fourth Proportional to 21,677.93, 32,517.05 and 6,887.73

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Solution

The fourth proportional to 21,677.93, 32,517.05 and 6,887.73 is: 10,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677.93 : 32,517.05 = 6,887.73 : x
  2. Step 2: Convert to fraction form
    21,677.93/32,517.05 = 6,887.73/x
  3. Step 3: Cross multiply
    21,677.93x = 32,517.05 × 6,887.73
  4. Step 4: Simplify right side
    21,677.93x = 223,968,748.30
  5. Step 5: Solve for x
    x = 223,968,748.30/21,677.93
  6. Step 6: Final answer
    x = 10,331.65

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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.