Home / 14,234.28-21,358.11-8,968.08

Finding the Fourth Proportional to 14,234.28, 21,358.11 and 8,968.08

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Solution

The fourth proportional to 14,234.28, 21,358.11 and 8,968.08 is: 13,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.28 : 21,358.11 = 8,968.08 : x
  2. Step 2: Convert to fraction form
    14,234.28/21,358.11 = 8,968.08/x
  3. Step 3: Cross multiply
    14,234.28x = 21,358.11 × 8,968.08
  4. Step 4: Simplify right side
    14,234.28x = 191,541,239.13
  5. Step 5: Solve for x
    x = 191,541,239.13/14,234.28
  6. Step 6: Final answer
    x = 13,456.33

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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.