Home / 19,917.10-29,894.10-10,063.30

Finding the Fourth Proportional to 19,917.10, 29,894.10 and 10,063.30

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Solution

The fourth proportional to 19,917.10, 29,894.10 and 10,063.30 is: 15,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.10 : 29,894.10 = 10,063.30 : x
  2. Step 2: Convert to fraction form
    19,917.10/29,894.10 = 10,063.30/x
  3. Step 3: Cross multiply
    19,917.10x = 29,894.10 × 10,063.30
  4. Step 4: Simplify right side
    19,917.10x = 300,833,296.53
  5. Step 5: Solve for x
    x = 300,833,296.53/19,917.10
  6. Step 6: Final answer
    x = 15,104.27

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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.