Home / 18,791.02-25,934.46-10,724.64

Finding the Fourth Proportional to 18,791.02, 25,934.46 and 10,724.64

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Solution

The fourth proportional to 18,791.02, 25,934.46 and 10,724.64 is: 14,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,791.02 : 25,934.46 = 10,724.64 : x
  2. Step 2: Convert to fraction form
    18,791.02/25,934.46 = 10,724.64/x
  3. Step 3: Cross multiply
    18,791.02x = 25,934.46 × 10,724.64
  4. Step 4: Simplify right side
    18,791.02x = 278,137,747.09
  5. Step 5: Solve for x
    x = 278,137,747.09/18,791.02
  6. Step 6: Final answer
    x = 14,801.63

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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.