Home / 43,860.38-65,797.04-12,691.58

Finding the Fourth Proportional to 43,860.38, 65,797.04 and 12,691.58

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Solution

The fourth proportional to 43,860.38, 65,797.04 and 12,691.58 is: 19,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,860.38 : 65,797.04 = 12,691.58 : x
  2. Step 2: Convert to fraction form
    43,860.38/65,797.04 = 12,691.58/x
  3. Step 3: Cross multiply
    43,860.38x = 65,797.04 × 12,691.58
  4. Step 4: Simplify right side
    43,860.38x = 835,068,004.48
  5. Step 5: Solve for x
    x = 835,068,004.48/43,860.38
  6. Step 6: Final answer
    x = 19,039.24

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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.