Home / 43,914.25-65,879.70-17,621.07

Finding the Fourth Proportional to 43,914.25, 65,879.70 and 17,621.07

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Solution

The fourth proportional to 43,914.25, 65,879.70 and 17,621.07 is: 26,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,914.25 : 65,879.70 = 17,621.07 : x
  2. Step 2: Convert to fraction form
    43,914.25/65,879.70 = 17,621.07/x
  3. Step 3: Cross multiply
    43,914.25x = 65,879.70 × 17,621.07
  4. Step 4: Simplify right side
    43,914.25x = 1,160,870,805.28
  5. Step 5: Solve for x
    x = 1,160,870,805.28/43,914.25
  6. Step 6: Final answer
    x = 26,434.95

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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.