Home / 30,397.38-41,949.08-19,067.34

Finding the Fourth Proportional to 30,397.38, 41,949.08 and 19,067.34

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Solution

The fourth proportional to 30,397.38, 41,949.08 and 19,067.34 is: 26,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397.38 : 41,949.08 = 19,067.34 : x
  2. Step 2: Convert to fraction form
    30,397.38/41,949.08 = 19,067.34/x
  3. Step 3: Cross multiply
    30,397.38x = 41,949.08 × 19,067.34
  4. Step 4: Simplify right side
    30,397.38x = 799,857,371.05
  5. Step 5: Solve for x
    x = 799,857,371.05/30,397.38
  6. Step 6: Final answer
    x = 26,313.37

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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.