Home / 29,112.07-43,685.04-12,243.85

Finding the Fourth Proportional to 29,112.07, 43,685.04 and 12,243.85

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Solution

The fourth proportional to 29,112.07, 43,685.04 and 12,243.85 is: 18,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.07 : 43,685.04 = 12,243.85 : x
  2. Step 2: Convert to fraction form
    29,112.07/43,685.04 = 12,243.85/x
  3. Step 3: Cross multiply
    29,112.07x = 43,685.04 × 12,243.85
  4. Step 4: Simplify right side
    29,112.07x = 534,873,077.00
  5. Step 5: Solve for x
    x = 534,873,077.00/29,112.07
  6. Step 6: Final answer
    x = 18,372.90

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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.