Home / 15,849.09-23,777.24-8,449.65

Finding the Fourth Proportional to 15,849.09, 23,777.24 and 8,449.65

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Solution

The fourth proportional to 15,849.09, 23,777.24 and 8,449.65 is: 12,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,849.09 : 23,777.24 = 8,449.65 : x
  2. Step 2: Convert to fraction form
    15,849.09/23,777.24 = 8,449.65/x
  3. Step 3: Cross multiply
    15,849.09x = 23,777.24 × 8,449.65
  4. Step 4: Simplify right side
    15,849.09x = 200,909,313.72
  5. Step 5: Solve for x
    x = 200,909,313.72/15,849.09
  6. Step 6: Final answer
    x = 12,676.39

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1.5x scale

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.