Home / 55,993.06-83,991.21-18,569.44

Finding the Fourth Proportional to 55,993.06, 83,991.21 and 18,569.44

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Solution

The fourth proportional to 55,993.06, 83,991.21 and 18,569.44 is: 27,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993.06 : 83,991.21 = 18,569.44 : x
  2. Step 2: Convert to fraction form
    55,993.06/83,991.21 = 18,569.44/x
  3. Step 3: Cross multiply
    55,993.06x = 83,991.21 × 18,569.44
  4. Step 4: Simplify right side
    55,993.06x = 1,559,669,734.62
  5. Step 5: Solve for x
    x = 1,559,669,734.62/55,993.06
  6. Step 6: Final answer
    x = 27,854.70

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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.