Home / 29,318.79-43,986.42-11,800.92

Finding the Fourth Proportional to 29,318.79, 43,986.42 and 11,800.92

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Solution

The fourth proportional to 29,318.79, 43,986.42 and 11,800.92 is: 17,704.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,318.79 : 43,986.42 = 11,800.92 : x
  2. Step 2: Convert to fraction form
    29,318.79/43,986.42 = 11,800.92/x
  3. Step 3: Cross multiply
    29,318.79x = 43,986.42 × 11,800.92
  4. Step 4: Simplify right side
    29,318.79x = 519,080,223.51
  5. Step 5: Solve for x
    x = 519,080,223.51/29,318.79
  6. Step 6: Final answer
    x = 17,704.69

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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.