Home / 43,439.97-65,178.64-16,804.65

Finding the Fourth Proportional to 43,439.97, 65,178.64 and 16,804.65

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Solution

The fourth proportional to 43,439.97, 65,178.64 and 16,804.65 is: 25,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,439.97 : 65,178.64 = 16,804.65 : x
  2. Step 2: Convert to fraction form
    43,439.97/65,178.64 = 16,804.65/x
  3. Step 3: Cross multiply
    43,439.97x = 65,178.64 × 16,804.65
  4. Step 4: Simplify right side
    43,439.97x = 1,095,303,923.09
  5. Step 5: Solve for x
    x = 1,095,303,923.09/43,439.97
  6. Step 6: Final answer
    x = 25,214.20

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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.