Home / 15,164.12-22,735.89-5,298

Finding the Fourth Proportional to 15,164.12, 22,735.89 and 5,298

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Solution

The fourth proportional to 15,164.12, 22,735.89 and 5,298 is: 7,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164.12 : 22,735.89 = 5,298 : x
  2. Step 2: Convert to fraction form
    15,164.12/22,735.89 = 5,298/x
  3. Step 3: Cross multiply
    15,164.12x = 22,735.89 × 5,298
  4. Step 4: Simplify right side
    15,164.12x = 120,454,745.22
  5. Step 5: Solve for x
    x = 120,454,745.22/15,164.12
  6. Step 6: Final answer
    x = 7,943.41

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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.