Home / 49,350.94-68,107.97-28,130.69

Finding the Fourth Proportional to 49,350.94, 68,107.97 and 28,130.69

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Solution

The fourth proportional to 49,350.94, 68,107.97 and 28,130.69 is: 38,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,350.94 : 68,107.97 = 28,130.69 : x
  2. Step 2: Convert to fraction form
    49,350.94/68,107.97 = 28,130.69/x
  3. Step 3: Cross multiply
    49,350.94x = 68,107.97 × 28,130.69
  4. Step 4: Simplify right side
    49,350.94x = 1,915,924,431.20
  5. Step 5: Solve for x
    x = 1,915,924,431.20/49,350.94
  6. Step 6: Final answer
    x = 38,822.45

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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.