Home / 37,268.20-51,414.91-21,132.10

Finding the Fourth Proportional to 37,268.20, 51,414.91 and 21,132.10

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Solution

The fourth proportional to 37,268.20, 51,414.91 and 21,132.10 is: 29,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.20 : 51,414.91 = 21,132.10 : x
  2. Step 2: Convert to fraction form
    37,268.20/51,414.91 = 21,132.10/x
  3. Step 3: Cross multiply
    37,268.20x = 51,414.91 × 21,132.10
  4. Step 4: Simplify right side
    37,268.20x = 1,086,505,019.61
  5. Step 5: Solve for x
    x = 1,086,505,019.61/37,268.20
  6. Step 6: Final answer
    x = 29,153.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.