Home / 55,744.72-83,634.54-18,305.08

Finding the Fourth Proportional to 55,744.72, 83,634.54 and 18,305.08

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Solution

The fourth proportional to 55,744.72, 83,634.54 and 18,305.08 is: 27,463.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,744.72 : 83,634.54 = 18,305.08 : x
  2. Step 2: Convert to fraction form
    55,744.72/83,634.54 = 18,305.08/x
  3. Step 3: Cross multiply
    55,744.72x = 83,634.54 × 18,305.08
  4. Step 4: Simplify right side
    55,744.72x = 1,530,936,945.46
  5. Step 5: Solve for x
    x = 1,530,936,945.46/55,744.72
  6. Step 6: Final answer
    x = 27,463.35

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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.