Home / 14,402.08-19,873.68-8,116

Finding the Fourth Proportional to 14,402.08, 19,873.68 and 8,116

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Solution

The fourth proportional to 14,402.08, 19,873.68 and 8,116 is: 11,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.08 : 19,873.68 = 8,116 : x
  2. Step 2: Convert to fraction form
    14,402.08/19,873.68 = 8,116/x
  3. Step 3: Cross multiply
    14,402.08x = 19,873.68 × 8,116
  4. Step 4: Simplify right side
    14,402.08x = 161,294,786.88
  5. Step 5: Solve for x
    x = 161,294,786.88/14,402.08
  6. Step 6: Final answer
    x = 11,199.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.