Home / 35,922.66-49,572.79-19,789.64

Finding the Fourth Proportional to 35,922.66, 49,572.79 and 19,789.64

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Solution

The fourth proportional to 35,922.66, 49,572.79 and 19,789.64 is: 27,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,922.66 : 49,572.79 = 19,789.64 : x
  2. Step 2: Convert to fraction form
    35,922.66/49,572.79 = 19,789.64/x
  3. Step 3: Cross multiply
    35,922.66x = 49,572.79 × 19,789.64
  4. Step 4: Simplify right side
    35,922.66x = 981,027,667.90
  5. Step 5: Solve for x
    x = 981,027,667.90/35,922.66
  6. Step 6: Final answer
    x = 27,309.44

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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.