Home / 29,306.46-43,984.20-12,679.14

Finding the Fourth Proportional to 29,306.46, 43,984.20 and 12,679.14

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Solution

The fourth proportional to 29,306.46, 43,984.20 and 12,679.14 is: 19,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,306.46 : 43,984.20 = 12,679.14 : x
  2. Step 2: Convert to fraction form
    29,306.46/43,984.20 = 12,679.14/x
  3. Step 3: Cross multiply
    29,306.46x = 43,984.20 × 12,679.14
  4. Step 4: Simplify right side
    29,306.46x = 557,681,829.59
  5. Step 5: Solve for x
    x = 557,681,829.59/29,306.46
  6. Step 6: Final answer
    x = 19,029.31

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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.