Home / 17,199.28-25,765.96-11,643.04

Finding the Fourth Proportional to 17,199.28, 25,765.96 and 11,643.04

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Solution

The fourth proportional to 17,199.28, 25,765.96 and 11,643.04 is: 17,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,199.28 : 25,765.96 = 11,643.04 : x
  2. Step 2: Convert to fraction form
    17,199.28/25,765.96 = 11,643.04/x
  3. Step 3: Cross multiply
    17,199.28x = 25,765.96 × 11,643.04
  4. Step 4: Simplify right side
    17,199.28x = 299,994,102.92
  5. Step 5: Solve for x
    x = 299,994,102.92/17,199.28
  6. Step 6: Final answer
    x = 17,442.25

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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.