Home / 50,647.14-69,889.44-27,985.88

Finding the Fourth Proportional to 50,647.14, 69,889.44 and 27,985.88

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Solution

The fourth proportional to 50,647.14, 69,889.44 and 27,985.88 is: 38,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,647.14 : 69,889.44 = 27,985.88 : x
  2. Step 2: Convert to fraction form
    50,647.14/69,889.44 = 27,985.88/x
  3. Step 3: Cross multiply
    50,647.14x = 69,889.44 × 27,985.88
  4. Step 4: Simplify right side
    50,647.14x = 1,955,917,481.11
  5. Step 5: Solve for x
    x = 1,955,917,481.11/50,647.14
  6. Step 6: Final answer
    x = 38,618.52

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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.