Home / 15,806.68-23,709.94-6,446.66

Finding the Fourth Proportional to 15,806.68, 23,709.94 and 6,446.66

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Solution

The fourth proportional to 15,806.68, 23,709.94 and 6,446.66 is: 9,669.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,806.68 : 23,709.94 = 6,446.66 : x
  2. Step 2: Convert to fraction form
    15,806.68/23,709.94 = 6,446.66/x
  3. Step 3: Cross multiply
    15,806.68x = 23,709.94 × 6,446.66
  4. Step 4: Simplify right side
    15,806.68x = 152,849,921.80
  5. Step 5: Solve for x
    x = 152,849,921.80/15,806.68
  6. Step 6: Final answer
    x = 9,669.96

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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.