Home / 17,489.97-26,219.13-6,388.83

Finding the Fourth Proportional to 17,489.97, 26,219.13 and 6,388.83

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Solution

The fourth proportional to 17,489.97, 26,219.13 and 6,388.83 is: 9,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.97 : 26,219.13 = 6,388.83 : x
  2. Step 2: Convert to fraction form
    17,489.97/26,219.13 = 6,388.83/x
  3. Step 3: Cross multiply
    17,489.97x = 26,219.13 × 6,388.83
  4. Step 4: Simplify right side
    17,489.97x = 167,509,564.32
  5. Step 5: Solve for x
    x = 167,509,564.32/17,489.97
  6. Step 6: Final answer
    x = 9,577.46

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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.