Home / 35,086.77-48,414.14-19,979.73

Finding the Fourth Proportional to 35,086.77, 48,414.14 and 19,979.73

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Solution

The fourth proportional to 35,086.77, 48,414.14 and 19,979.73 is: 27,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,086.77 : 48,414.14 = 19,979.73 : x
  2. Step 2: Convert to fraction form
    35,086.77/48,414.14 = 19,979.73/x
  3. Step 3: Cross multiply
    35,086.77x = 48,414.14 × 19,979.73
  4. Step 4: Simplify right side
    35,086.77x = 967,301,300.45
  5. Step 5: Solve for x
    x = 967,301,300.45/35,086.77
  6. Step 6: Final answer
    x = 27,568.83

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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.