Home / 19,367.42-26,727.91-15,168.38

Finding the Fourth Proportional to 19,367.42, 26,727.91 and 15,168.38

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Solution

The fourth proportional to 19,367.42, 26,727.91 and 15,168.38 is: 20,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.42 : 26,727.91 = 15,168.38 : x
  2. Step 2: Convert to fraction form
    19,367.42/26,727.91 = 15,168.38/x
  3. Step 3: Cross multiply
    19,367.42x = 26,727.91 × 15,168.38
  4. Step 4: Simplify right side
    19,367.42x = 405,418,923.93
  5. Step 5: Solve for x
    x = 405,418,923.93/19,367.42
  6. Step 6: Final answer
    x = 20,933.04

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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.