Home / 21,996.22-32,989.24-13,114.05

Finding the Fourth Proportional to 21,996.22, 32,989.24 and 13,114.05

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Solution

The fourth proportional to 21,996.22, 32,989.24 and 13,114.05 is: 19,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,996.22 : 32,989.24 = 13,114.05 : x
  2. Step 2: Convert to fraction form
    21,996.22/32,989.24 = 13,114.05/x
  3. Step 3: Cross multiply
    21,996.22x = 32,989.24 × 13,114.05
  4. Step 4: Simplify right side
    21,996.22x = 432,622,542.82
  5. Step 5: Solve for x
    x = 432,622,542.82/21,996.22
  6. Step 6: Final answer
    x = 19,668.04

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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.