Home / 55,436.14-83,144.22-15,983.56

Finding the Fourth Proportional to 55,436.14, 83,144.22 and 15,983.56

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Solution

The fourth proportional to 55,436.14, 83,144.22 and 15,983.56 is: 23,972.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,436.14 : 83,144.22 = 15,983.56 : x
  2. Step 2: Convert to fraction form
    55,436.14/83,144.22 = 15,983.56/x
  3. Step 3: Cross multiply
    55,436.14x = 83,144.22 × 15,983.56
  4. Step 4: Simplify right side
    55,436.14x = 1,328,940,629.02
  5. Step 5: Solve for x
    x = 1,328,940,629.02/55,436.14
  6. Step 6: Final answer
    x = 23,972.46

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1.5x scale

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.