Home / 23,947.71-33,067.23-15,454.05

Finding the Fourth Proportional to 23,947.71, 33,067.23 and 15,454.05

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Solution

The fourth proportional to 23,947.71, 33,067.23 and 15,454.05 is: 21,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,947.71 : 33,067.23 = 15,454.05 : x
  2. Step 2: Convert to fraction form
    23,947.71/33,067.23 = 15,454.05/x
  3. Step 3: Cross multiply
    23,947.71x = 33,067.23 × 15,454.05
  4. Step 4: Simplify right side
    23,947.71x = 511,022,625.78
  5. Step 5: Solve for x
    x = 511,022,625.78/23,947.71
  6. Step 6: Final answer
    x = 21,339.10

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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.