Home / 16,806.08-25,196.75-5,709.78

Finding the Fourth Proportional to 16,806.08, 25,196.75 and 5,709.78

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Solution

The fourth proportional to 16,806.08, 25,196.75 and 5,709.78 is: 8,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.08 : 25,196.75 = 5,709.78 : x
  2. Step 2: Convert to fraction form
    16,806.08/25,196.75 = 5,709.78/x
  3. Step 3: Cross multiply
    16,806.08x = 25,196.75 × 5,709.78
  4. Step 4: Simplify right side
    16,806.08x = 143,867,870.67
  5. Step 5: Solve for x
    x = 143,867,870.67/16,806.08
  6. Step 6: Final answer
    x = 8,560.47

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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.