Home / 13,205.04-19,808.26-3,344.40

Finding the Fourth Proportional to 13,205.04, 19,808.26 and 3,344.40

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Solution

The fourth proportional to 13,205.04, 19,808.26 and 3,344.40 is: 5,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.04 : 19,808.26 = 3,344.40 : x
  2. Step 2: Convert to fraction form
    13,205.04/19,808.26 = 3,344.40/x
  3. Step 3: Cross multiply
    13,205.04x = 19,808.26 × 3,344.40
  4. Step 4: Simplify right side
    13,205.04x = 66,246,744.74
  5. Step 5: Solve for x
    x = 66,246,744.74/13,205.04
  6. Step 6: Final answer
    x = 5,016.78

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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.