Home / 35,979.83-49,651.07-20,066.97

Finding the Fourth Proportional to 35,979.83, 49,651.07 and 20,066.97

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Solution

The fourth proportional to 35,979.83, 49,651.07 and 20,066.97 is: 27,691.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.83 : 49,651.07 = 20,066.97 : x
  2. Step 2: Convert to fraction form
    35,979.83/49,651.07 = 20,066.97/x
  3. Step 3: Cross multiply
    35,979.83x = 49,651.07 × 20,066.97
  4. Step 4: Simplify right side
    35,979.83x = 996,346,431.82
  5. Step 5: Solve for x
    x = 996,346,431.82/35,979.83
  6. Step 6: Final answer
    x = 27,691.81

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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.