Home / 43,155.36-64,739.39-22,107.29

Finding the Fourth Proportional to 43,155.36, 64,739.39 and 22,107.29

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Solution

The fourth proportional to 43,155.36, 64,739.39 and 22,107.29 is: 33,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,155.36 : 64,739.39 = 22,107.29 : x
  2. Step 2: Convert to fraction form
    43,155.36/64,739.39 = 22,107.29/x
  3. Step 3: Cross multiply
    43,155.36x = 64,739.39 × 22,107.29
  4. Step 4: Simplify right side
    43,155.36x = 1,431,212,034.92
  5. Step 5: Solve for x
    x = 1,431,212,034.92/43,155.36
  6. Step 6: Final answer
    x = 33,164.18

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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.