Home / 35,958.13-49,621.68-20,042.51

Finding the Fourth Proportional to 35,958.13, 49,621.68 and 20,042.51

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Solution

The fourth proportional to 35,958.13, 49,621.68 and 20,042.51 is: 27,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958.13 : 49,621.68 = 20,042.51 : x
  2. Step 2: Convert to fraction form
    35,958.13/49,621.68 = 20,042.51/x
  3. Step 3: Cross multiply
    35,958.13x = 49,621.68 × 20,042.51
  4. Step 4: Simplify right side
    35,958.13x = 994,542,769.51
  5. Step 5: Solve for x
    x = 994,542,769.51/35,958.13
  6. Step 6: Final answer
    x = 27,658.36

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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.