Home / 13,198.14-19,775.25-9,294.35

Finding the Fourth Proportional to 13,198.14, 19,775.25 and 9,294.35

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Solution

The fourth proportional to 13,198.14, 19,775.25 and 9,294.35 is: 13,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.14 : 19,775.25 = 9,294.35 : x
  2. Step 2: Convert to fraction form
    13,198.14/19,775.25 = 9,294.35/x
  3. Step 3: Cross multiply
    13,198.14x = 19,775.25 × 9,294.35
  4. Step 4: Simplify right side
    13,198.14x = 183,797,995.96
  5. Step 5: Solve for x
    x = 183,797,995.96/13,198.14
  6. Step 6: Final answer
    x = 13,926.05

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1.5x scale

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.