Home / 13,388.48-20,076.96-5,067.04

Finding the Fourth Proportional to 13,388.48, 20,076.96 and 5,067.04

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Solution

The fourth proportional to 13,388.48, 20,076.96 and 5,067.04 is: 7,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388.48 : 20,076.96 = 5,067.04 : x
  2. Step 2: Convert to fraction form
    13,388.48/20,076.96 = 5,067.04/x
  3. Step 3: Cross multiply
    13,388.48x = 20,076.96 × 5,067.04
  4. Step 4: Simplify right side
    13,388.48x = 101,730,759.40
  5. Step 5: Solve for x
    x = 101,730,759.40/13,388.48
  6. Step 6: Final answer
    x = 7,598.38

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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.