Home / 21,677.44-32,501.22-8,531.32

Finding the Fourth Proportional to 21,677.44, 32,501.22 and 8,531.32

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Solution

The fourth proportional to 21,677.44, 32,501.22 and 8,531.32 is: 12,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677.44 : 32,501.22 = 8,531.32 : x
  2. Step 2: Convert to fraction form
    21,677.44/32,501.22 = 8,531.32/x
  3. Step 3: Cross multiply
    21,677.44x = 32,501.22 × 8,531.32
  4. Step 4: Simplify right side
    21,677.44x = 277,278,194.96
  5. Step 5: Solve for x
    x = 277,278,194.96/21,677.44
  6. Step 6: Final answer
    x = 12,791.10

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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.