Home / 35,723.39-49,288.97-21,377.07

Finding the Fourth Proportional to 35,723.39, 49,288.97 and 21,377.07

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Solution

The fourth proportional to 35,723.39, 49,288.97 and 21,377.07 is: 29,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723.39 : 49,288.97 = 21,377.07 : x
  2. Step 2: Convert to fraction form
    35,723.39/49,288.97 = 21,377.07/x
  3. Step 3: Cross multiply
    35,723.39x = 49,288.97 × 21,377.07
  4. Step 4: Simplify right side
    35,723.39x = 1,053,653,815.36
  5. Step 5: Solve for x
    x = 1,053,653,815.36/35,723.39
  6. Step 6: Final answer
    x = 29,494.79

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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.