Home / 35,843.11-49,463.56-19,928.13

Finding the Fourth Proportional to 35,843.11, 49,463.56 and 19,928.13

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Solution

The fourth proportional to 35,843.11, 49,463.56 and 19,928.13 is: 27,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,843.11 : 49,463.56 = 19,928.13 : x
  2. Step 2: Convert to fraction form
    35,843.11/49,463.56 = 19,928.13/x
  3. Step 3: Cross multiply
    35,843.11x = 49,463.56 × 19,928.13
  4. Step 4: Simplify right side
    35,843.11x = 985,716,093.36
  5. Step 5: Solve for x
    x = 985,716,093.36/35,843.11
  6. Step 6: Final answer
    x = 27,500.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.