Home / 19,917.77-29,895.12-10,063.99

Finding the Fourth Proportional to 19,917.77, 29,895.12 and 10,063.99

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Solution

The fourth proportional to 19,917.77, 29,895.12 and 10,063.99 is: 15,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.77 : 29,895.12 = 10,063.99 : x
  2. Step 2: Convert to fraction form
    19,917.77/29,895.12 = 10,063.99/x
  3. Step 3: Cross multiply
    19,917.77x = 29,895.12 × 10,063.99
  4. Step 4: Simplify right side
    19,917.77x = 300,864,188.73
  5. Step 5: Solve for x
    x = 300,864,188.73/19,917.77
  6. Step 6: Final answer
    x = 15,105.31

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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.