Home / 12,614.22-18,921.33-3,849.06

Finding the Fourth Proportional to 12,614.22, 18,921.33 and 3,849.06

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Solution

The fourth proportional to 12,614.22, 18,921.33 and 3,849.06 is: 5,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.22 : 18,921.33 = 3,849.06 : x
  2. Step 2: Convert to fraction form
    12,614.22/18,921.33 = 3,849.06/x
  3. Step 3: Cross multiply
    12,614.22x = 18,921.33 × 3,849.06
  4. Step 4: Simplify right side
    12,614.22x = 72,829,334.45
  5. Step 5: Solve for x
    x = 72,829,334.45/12,614.22
  6. Step 6: Final answer
    x = 5,773.59

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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.