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Finding the Fourth Proportional to 21,755.01, 32,630.48 and 5,959.41

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Solution

The fourth proportional to 21,755.01, 32,630.48 and 5,959.41 is: 8,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,755.01 : 32,630.48 = 5,959.41 : x
  2. Step 2: Convert to fraction form
    21,755.01/32,630.48 = 5,959.41/x
  3. Step 3: Cross multiply
    21,755.01x = 32,630.48 × 5,959.41
  4. Step 4: Simplify right side
    21,755.01x = 194,458,408.82
  5. Step 5: Solve for x
    x = 194,458,408.82/21,755.01
  6. Step 6: Final answer
    x = 8,938.56

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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.