Home / 31,414.73-43,352.48-17,268.49

Finding the Fourth Proportional to 31,414.73, 43,352.48 and 17,268.49

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Solution

The fourth proportional to 31,414.73, 43,352.48 and 17,268.49 is: 23,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,414.73 : 43,352.48 = 17,268.49 : x
  2. Step 2: Convert to fraction form
    31,414.73/43,352.48 = 17,268.49/x
  3. Step 3: Cross multiply
    31,414.73x = 43,352.48 × 17,268.49
  4. Step 4: Simplify right side
    31,414.73x = 748,631,672.63
  5. Step 5: Solve for x
    x = 748,631,672.63/31,414.73
  6. Step 6: Final answer
    x = 23,830.59

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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.