Home / 29,355.58-43,976.70-17,518.81

Finding the Fourth Proportional to 29,355.58, 43,976.70 and 17,518.81

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Solution

The fourth proportional to 29,355.58, 43,976.70 and 17,518.81 is: 26,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,355.58 : 43,976.70 = 17,518.81 : x
  2. Step 2: Convert to fraction form
    29,355.58/43,976.70 = 17,518.81/x
  3. Step 3: Cross multiply
    29,355.58x = 43,976.70 × 17,518.81
  4. Step 4: Simplify right side
    29,355.58x = 770,419,254.19
  5. Step 5: Solve for x
    x = 770,419,254.19/29,355.58
  6. Step 6: Final answer
    x = 26,244.39

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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.