Home / 50,215.20-69,296.96-27,859.20

Finding the Fourth Proportional to 50,215.20, 69,296.96 and 27,859.20

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Solution

The fourth proportional to 50,215.20, 69,296.96 and 27,859.20 is: 38,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,215.20 : 69,296.96 = 27,859.20 : x
  2. Step 2: Convert to fraction form
    50,215.20/69,296.96 = 27,859.20/x
  3. Step 3: Cross multiply
    50,215.20x = 69,296.96 × 27,859.20
  4. Step 4: Simplify right side
    50,215.20x = 1,930,557,868.03
  5. Step 5: Solve for x
    x = 1,930,557,868.03/50,215.20
  6. Step 6: Final answer
    x = 38,445.69

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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.