Home / 69,574.20-104,207.70-27,999.80

Finding the Fourth Proportional to 69,574.20, 104,207.70 and 27,999.80

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Solution

The fourth proportional to 69,574.20, 104,207.70 and 27,999.80 is: 41,937.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,574.20 : 104,207.70 = 27,999.80 : x
  2. Step 2: Convert to fraction form
    69,574.20/104,207.70 = 27,999.80/x
  3. Step 3: Cross multiply
    69,574.20x = 104,207.70 × 27,999.80
  4. Step 4: Simplify right side
    69,574.20x = 2,917,794,758.46
  5. Step 5: Solve for x
    x = 2,917,794,758.46/69,574.20
  6. Step 6: Final answer
    x = 41,937.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.