Home / 49,159.37-67,839.95-27,938.09

Finding the Fourth Proportional to 49,159.37, 67,839.95 and 27,938.09

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Solution

The fourth proportional to 49,159.37, 67,839.95 and 27,938.09 is: 38,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,159.37 : 67,839.95 = 27,938.09 : x
  2. Step 2: Convert to fraction form
    49,159.37/67,839.95 = 27,938.09/x
  3. Step 3: Cross multiply
    49,159.37x = 67,839.95 × 27,938.09
  4. Step 4: Simplify right side
    49,159.37x = 1,895,318,628.70
  5. Step 5: Solve for x
    x = 1,895,318,628.70/49,159.37
  6. Step 6: Final answer
    x = 38,554.58

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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.