Home / 18,791.30-25,932.37-10,293.42

Finding the Fourth Proportional to 18,791.30, 25,932.37 and 10,293.42

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Solution

The fourth proportional to 18,791.30, 25,932.37 and 10,293.42 is: 14,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,791.30 : 25,932.37 = 10,293.42 : x
  2. Step 2: Convert to fraction form
    18,791.30/25,932.37 = 10,293.42/x
  3. Step 3: Cross multiply
    18,791.30x = 25,932.37 × 10,293.42
  4. Step 4: Simplify right side
    18,791.30x = 266,932,776.01
  5. Step 5: Solve for x
    x = 266,932,776.01/18,791.30
  6. Step 6: Final answer
    x = 14,205.13

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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.