Home / 38,268.56-57,414.98-13,307.60

Finding the Fourth Proportional to 38,268.56, 57,414.98 and 13,307.60

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Solution

The fourth proportional to 38,268.56, 57,414.98 and 13,307.60 is: 19,965.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,268.56 : 57,414.98 = 13,307.60 : x
  2. Step 2: Convert to fraction form
    38,268.56/57,414.98 = 13,307.60/x
  3. Step 3: Cross multiply
    38,268.56x = 57,414.98 × 13,307.60
  4. Step 4: Simplify right side
    38,268.56x = 764,055,334.04
  5. Step 5: Solve for x
    x = 764,055,334.04/38,268.56
  6. Step 6: Final answer
    x = 19,965.62

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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.