Home / 22,517.16-33,775.68-21,147.03

Finding the Fourth Proportional to 22,517.16, 33,775.68 and 21,147.03

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Solution

The fourth proportional to 22,517.16, 33,775.68 and 21,147.03 is: 31,720.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,517.16 : 33,775.68 = 21,147.03 : x
  2. Step 2: Convert to fraction form
    22,517.16/33,775.68 = 21,147.03/x
  3. Step 3: Cross multiply
    22,517.16x = 33,775.68 × 21,147.03
  4. Step 4: Simplify right side
    22,517.16x = 714,255,318.23
  5. Step 5: Solve for x
    x = 714,255,318.23/22,517.16
  6. Step 6: Final answer
    x = 31,720.49

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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.