Home / 35,788.08-49,383.44-19,868.56

Finding the Fourth Proportional to 35,788.08, 49,383.44 and 19,868.56

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Solution

The fourth proportional to 35,788.08, 49,383.44 and 19,868.56 is: 27,416.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,788.08 : 49,383.44 = 19,868.56 : x
  2. Step 2: Convert to fraction form
    35,788.08/49,383.44 = 19,868.56/x
  3. Step 3: Cross multiply
    35,788.08x = 49,383.44 × 19,868.56
  4. Step 4: Simplify right side
    35,788.08x = 981,177,840.65
  5. Step 5: Solve for x
    x = 981,177,840.65/35,788.08
  6. Step 6: Final answer
    x = 27,416.33

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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.