Home / 18,310.38-25,268.27-9,926.88

Finding the Fourth Proportional to 18,310.38, 25,268.27 and 9,926.88

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Solution

The fourth proportional to 18,310.38, 25,268.27 and 9,926.88 is: 13,699.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.38 : 25,268.27 = 9,926.88 : x
  2. Step 2: Convert to fraction form
    18,310.38/25,268.27 = 9,926.88/x
  3. Step 3: Cross multiply
    18,310.38x = 25,268.27 × 9,926.88
  4. Step 4: Simplify right side
    18,310.38x = 250,835,034.46
  5. Step 5: Solve for x
    x = 250,835,034.46/18,310.38
  6. Step 6: Final answer
    x = 13,699.06

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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.