Home / 35,891.25-49,529.42-19,975.70

Finding the Fourth Proportional to 35,891.25, 49,529.42 and 19,975.70

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Solution

The fourth proportional to 35,891.25, 49,529.42 and 19,975.70 is: 27,566.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,891.25 : 49,529.42 = 19,975.70 : x
  2. Step 2: Convert to fraction form
    35,891.25/49,529.42 = 19,975.70/x
  3. Step 3: Cross multiply
    35,891.25x = 49,529.42 × 19,975.70
  4. Step 4: Simplify right side
    35,891.25x = 989,384,835.09
  5. Step 5: Solve for x
    x = 989,384,835.09/35,891.25
  6. Step 6: Final answer
    x = 27,566.18

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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.