Home / 35,630.70-49,171.14-19,716.27

Finding the Fourth Proportional to 35,630.70, 49,171.14 and 19,716.27

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Solution

The fourth proportional to 35,630.70, 49,171.14 and 19,716.27 is: 27,208.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630.70 : 49,171.14 = 19,716.27 : x
  2. Step 2: Convert to fraction form
    35,630.70/49,171.14 = 19,716.27/x
  3. Step 3: Cross multiply
    35,630.70x = 49,171.14 × 19,716.27
  4. Step 4: Simplify right side
    35,630.70x = 969,471,472.45
  5. Step 5: Solve for x
    x = 969,471,472.45/35,630.70
  6. Step 6: Final answer
    x = 27,208.88

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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.