Home / 11,349.35-17,051.82-10,719.90

Finding the Fourth Proportional to 11,349.35, 17,051.82 and 10,719.90

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Solution

The fourth proportional to 11,349.35, 17,051.82 and 10,719.90 is: 16,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.35 : 17,051.82 = 10,719.90 : x
  2. Step 2: Convert to fraction form
    11,349.35/17,051.82 = 10,719.90/x
  3. Step 3: Cross multiply
    11,349.35x = 17,051.82 × 10,719.90
  4. Step 4: Simplify right side
    11,349.35x = 182,793,805.22
  5. Step 5: Solve for x
    x = 182,793,805.22/11,349.35
  6. Step 6: Final answer
    x = 16,106.11

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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.