Home / 22,032.20-32,999.70-8,877.80

Finding the Fourth Proportional to 22,032.20, 32,999.70 and 8,877.80

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Solution

The fourth proportional to 22,032.20, 32,999.70 and 8,877.80 is: 13,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.20 : 32,999.70 = 8,877.80 : x
  2. Step 2: Convert to fraction form
    22,032.20/32,999.70 = 8,877.80/x
  3. Step 3: Cross multiply
    22,032.20x = 32,999.70 × 8,877.80
  4. Step 4: Simplify right side
    22,032.20x = 292,964,736.66
  5. Step 5: Solve for x
    x = 292,964,736.66/22,032.20
  6. Step 6: Final answer
    x = 13,297.12

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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.