Home / 53,293.88-79,964.40-27,987.44

Finding the Fourth Proportional to 53,293.88, 79,964.40 and 27,987.44

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Solution

The fourth proportional to 53,293.88, 79,964.40 and 27,987.44 is: 41,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293.88 : 79,964.40 = 27,987.44 : x
  2. Step 2: Convert to fraction form
    53,293.88/79,964.40 = 27,987.44/x
  3. Step 3: Cross multiply
    53,293.88x = 79,964.40 × 27,987.44
  4. Step 4: Simplify right side
    53,293.88x = 2,237,998,847.14
  5. Step 5: Solve for x
    x = 2,237,998,847.14/53,293.88
  6. Step 6: Final answer
    x = 41,993.54

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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.