Home / 19,914.04-29,841.90-12,104.02

Finding the Fourth Proportional to 19,914.04, 29,841.90 and 12,104.02

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Solution

The fourth proportional to 19,914.04, 29,841.90 and 12,104.02 is: 18,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.04 : 29,841.90 = 12,104.02 : x
  2. Step 2: Convert to fraction form
    19,914.04/29,841.90 = 12,104.02/x
  3. Step 3: Cross multiply
    19,914.04x = 29,841.90 × 12,104.02
  4. Step 4: Simplify right side
    19,914.04x = 361,206,954.44
  5. Step 5: Solve for x
    x = 361,206,954.44/19,914.04
  6. Step 6: Final answer
    x = 18,138.31

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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.