Home / 49,801.28-68,725.78-27,140.28

Finding the Fourth Proportional to 49,801.28, 68,725.78 and 27,140.28

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Solution

The fourth proportional to 49,801.28, 68,725.78 and 27,140.28 is: 37,453.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.28 : 68,725.78 = 27,140.28 : x
  2. Step 2: Convert to fraction form
    49,801.28/68,725.78 = 27,140.28/x
  3. Step 3: Cross multiply
    49,801.28x = 68,725.78 × 27,140.28
  4. Step 4: Simplify right side
    49,801.28x = 1,865,236,433.09
  5. Step 5: Solve for x
    x = 1,865,236,433.09/49,801.28
  6. Step 6: Final answer
    x = 37,453.59

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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.