Home / 17,764.62-26,653.15-7,904.79

Finding the Fourth Proportional to 17,764.62, 26,653.15 and 7,904.79

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Solution

The fourth proportional to 17,764.62, 26,653.15 and 7,904.79 is: 11,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764.62 : 26,653.15 = 7,904.79 : x
  2. Step 2: Convert to fraction form
    17,764.62/26,653.15 = 7,904.79/x
  3. Step 3: Cross multiply
    17,764.62x = 26,653.15 × 7,904.79
  4. Step 4: Simplify right side
    17,764.62x = 210,687,563.47
  5. Step 5: Solve for x
    x = 210,687,563.47/17,764.62
  6. Step 6: Final answer
    x = 11,859.96

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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.