Home / 13,306.41-19,964.07-5,911.38

Finding the Fourth Proportional to 13,306.41, 19,964.07 and 5,911.38

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Solution

The fourth proportional to 13,306.41, 19,964.07 and 5,911.38 is: 8,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.41 : 19,964.07 = 5,911.38 : x
  2. Step 2: Convert to fraction form
    13,306.41/19,964.07 = 5,911.38/x
  3. Step 3: Cross multiply
    13,306.41x = 19,964.07 × 5,911.38
  4. Step 4: Simplify right side
    13,306.41x = 118,015,204.12
  5. Step 5: Solve for x
    x = 118,015,204.12/13,306.41
  6. Step 6: Final answer
    x = 8,869.05

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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.