Home / 18,133.38-27,174.15-10,326.06

Finding the Fourth Proportional to 18,133.38, 27,174.15 and 10,326.06

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Solution

The fourth proportional to 18,133.38, 27,174.15 and 10,326.06 is: 15,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.38 : 27,174.15 = 10,326.06 : x
  2. Step 2: Convert to fraction form
    18,133.38/27,174.15 = 10,326.06/x
  3. Step 3: Cross multiply
    18,133.38x = 27,174.15 × 10,326.06
  4. Step 4: Simplify right side
    18,133.38x = 280,601,903.35
  5. Step 5: Solve for x
    x = 280,601,903.35/18,133.38
  6. Step 6: Final answer
    x = 15,474.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.