Home / 17,806.46-26,709.30-5,326.52

Finding the Fourth Proportional to 17,806.46, 26,709.30 and 5,326.52

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Solution

The fourth proportional to 17,806.46, 26,709.30 and 5,326.52 is: 7,989.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.46 : 26,709.30 = 5,326.52 : x
  2. Step 2: Convert to fraction form
    17,806.46/26,709.30 = 5,326.52/x
  3. Step 3: Cross multiply
    17,806.46x = 26,709.30 × 5,326.52
  4. Step 4: Simplify right side
    17,806.46x = 142,267,620.64
  5. Step 5: Solve for x
    x = 142,267,620.64/17,806.46
  6. Step 6: Final answer
    x = 7,989.66

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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.