Home / 35,919.97-49,574.09-21,771.01

Finding the Fourth Proportional to 35,919.97, 49,574.09 and 21,771.01

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Solution

The fourth proportional to 35,919.97, 49,574.09 and 21,771.01 is: 30,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.97 : 49,574.09 = 21,771.01 : x
  2. Step 2: Convert to fraction form
    35,919.97/49,574.09 = 21,771.01/x
  3. Step 3: Cross multiply
    35,919.97x = 49,574.09 × 21,771.01
  4. Step 4: Simplify right side
    35,919.97x = 1,079,278,009.13
  5. Step 5: Solve for x
    x = 1,079,278,009.13/35,919.97
  6. Step 6: Final answer
    x = 30,046.74

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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.