Home / 17,764.31-26,651.79-5,284.77

Finding the Fourth Proportional to 17,764.31, 26,651.79 and 5,284.77

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Solution

The fourth proportional to 17,764.31, 26,651.79 and 5,284.77 is: 7,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764.31 : 26,651.79 = 5,284.77 : x
  2. Step 2: Convert to fraction form
    17,764.31/26,651.79 = 5,284.77/x
  3. Step 3: Cross multiply
    17,764.31x = 26,651.79 × 5,284.77
  4. Step 4: Simplify right side
    17,764.31x = 140,848,580.24
  5. Step 5: Solve for x
    x = 140,848,580.24/17,764.31
  6. Step 6: Final answer
    x = 7,928.74

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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.