Home / 19,727.48-29,591.30-4,936.36

Finding the Fourth Proportional to 19,727.48, 29,591.30 and 4,936.36

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Solution

The fourth proportional to 19,727.48, 29,591.30 and 4,936.36 is: 7,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,727.48 : 29,591.30 = 4,936.36 : x
  2. Step 2: Convert to fraction form
    19,727.48/29,591.30 = 4,936.36/x
  3. Step 3: Cross multiply
    19,727.48x = 29,591.30 × 4,936.36
  4. Step 4: Simplify right side
    19,727.48x = 146,073,248.03
  5. Step 5: Solve for x
    x = 146,073,248.03/19,727.48
  6. Step 6: Final answer
    x = 7,404.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.