Home / 35,855.32-49,481.55-19,723.33

Finding the Fourth Proportional to 35,855.32, 49,481.55 and 19,723.33

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Solution

The fourth proportional to 35,855.32, 49,481.55 and 19,723.33 is: 27,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.32 : 49,481.55 = 19,723.33 : x
  2. Step 2: Convert to fraction form
    35,855.32/49,481.55 = 19,723.33/x
  3. Step 3: Cross multiply
    35,855.32x = 49,481.55 × 19,723.33
  4. Step 4: Simplify right side
    35,855.32x = 975,940,939.56
  5. Step 5: Solve for x
    x = 975,940,939.56/35,855.32
  6. Step 6: Final answer
    x = 27,218.86

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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.