Home / 49,933.70-68,908.96-28,422.38

Finding the Fourth Proportional to 49,933.70, 68,908.96 and 28,422.38

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Solution

The fourth proportional to 49,933.70, 68,908.96 and 28,422.38 is: 39,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,933.70 : 68,908.96 = 28,422.38 : x
  2. Step 2: Convert to fraction form
    49,933.70/68,908.96 = 28,422.38/x
  3. Step 3: Cross multiply
    49,933.70x = 68,908.96 × 28,422.38
  4. Step 4: Simplify right side
    49,933.70x = 1,958,556,646.52
  5. Step 5: Solve for x
    x = 1,958,556,646.52/49,933.70
  6. Step 6: Final answer
    x = 39,223.14

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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.