Home / 21,324.03-32,003.46-15,090.04

Finding the Fourth Proportional to 21,324.03, 32,003.46 and 15,090.04

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Solution

The fourth proportional to 21,324.03, 32,003.46 and 15,090.04 is: 22,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,324.03 : 32,003.46 = 15,090.04 : x
  2. Step 2: Convert to fraction form
    21,324.03/32,003.46 = 15,090.04/x
  3. Step 3: Cross multiply
    21,324.03x = 32,003.46 × 15,090.04
  4. Step 4: Simplify right side
    21,324.03x = 482,933,531.54
  5. Step 5: Solve for x
    x = 482,933,531.54/21,324.03
  6. Step 6: Final answer
    x = 22,647.39

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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.