Home / 29,817.76-44,727-18,107.68

Finding the Fourth Proportional to 29,817.76, 44,727 and 18,107.68

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Solution

The fourth proportional to 29,817.76, 44,727 and 18,107.68 is: 27,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,817.76 : 44,727 = 18,107.68 : x
  2. Step 2: Convert to fraction form
    29,817.76/44,727 = 18,107.68/x
  3. Step 3: Cross multiply
    29,817.76x = 44,727 × 18,107.68
  4. Step 4: Simplify right side
    29,817.76x = 809,902,203.36
  5. Step 5: Solve for x
    x = 809,902,203.36/29,817.76
  6. Step 6: Final answer
    x = 27,161.74

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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.