Home / 17,921.12-26,873.20-6,232.88

Finding the Fourth Proportional to 17,921.12, 26,873.20 and 6,232.88

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Solution

The fourth proportional to 17,921.12, 26,873.20 and 6,232.88 is: 9,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.12 : 26,873.20 = 6,232.88 : x
  2. Step 2: Convert to fraction form
    17,921.12/26,873.20 = 6,232.88/x
  3. Step 3: Cross multiply
    17,921.12x = 26,873.20 × 6,232.88
  4. Step 4: Simplify right side
    17,921.12x = 167,497,430.82
  5. Step 5: Solve for x
    x = 167,497,430.82/17,921.12
  6. Step 6: Final answer
    x = 9,346.37

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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.