Home / 18,089.82-24,958.47-11,382.11

Finding the Fourth Proportional to 18,089.82, 24,958.47 and 11,382.11

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Solution

The fourth proportional to 18,089.82, 24,958.47 and 11,382.11 is: 15,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.82 : 24,958.47 = 11,382.11 : x
  2. Step 2: Convert to fraction form
    18,089.82/24,958.47 = 11,382.11/x
  3. Step 3: Cross multiply
    18,089.82x = 24,958.47 × 11,382.11
  4. Step 4: Simplify right side
    18,089.82x = 284,079,926.18
  5. Step 5: Solve for x
    x = 284,079,926.18/18,089.82
  6. Step 6: Final answer
    x = 15,703.86

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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.