Home / 13,294.04-19,891.82-9,786.65

Finding the Fourth Proportional to 13,294.04, 19,891.82 and 9,786.65

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Solution

The fourth proportional to 13,294.04, 19,891.82 and 9,786.65 is: 14,643.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.04 : 19,891.82 = 9,786.65 : x
  2. Step 2: Convert to fraction form
    13,294.04/19,891.82 = 9,786.65/x
  3. Step 3: Cross multiply
    13,294.04x = 19,891.82 × 9,786.65
  4. Step 4: Simplify right side
    13,294.04x = 194,674,205.21
  5. Step 5: Solve for x
    x = 194,674,205.21/13,294.04
  6. Step 6: Final answer
    x = 14,643.73

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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.