Home / 49,412.97-68,190.93-27,898.70

Finding the Fourth Proportional to 49,412.97, 68,190.93 and 27,898.70

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Solution

The fourth proportional to 49,412.97, 68,190.93 and 27,898.70 is: 38,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,412.97 : 68,190.93 = 27,898.70 : x
  2. Step 2: Convert to fraction form
    49,412.97/68,190.93 = 27,898.70/x
  3. Step 3: Cross multiply
    49,412.97x = 68,190.93 × 27,898.70
  4. Step 4: Simplify right side
    49,412.97x = 1,902,437,957.84
  5. Step 5: Solve for x
    x = 1,902,437,957.84/49,412.97
  6. Step 6: Final answer
    x = 38,500.78

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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.