Home / 17,581.91-26,354.63-10,992.96

Finding the Fourth Proportional to 17,581.91, 26,354.63 and 10,992.96

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Solution

The fourth proportional to 17,581.91, 26,354.63 and 10,992.96 is: 16,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.91 : 26,354.63 = 10,992.96 : x
  2. Step 2: Convert to fraction form
    17,581.91/26,354.63 = 10,992.96/x
  3. Step 3: Cross multiply
    17,581.91x = 26,354.63 × 10,992.96
  4. Step 4: Simplify right side
    17,581.91x = 289,715,420.89
  5. Step 5: Solve for x
    x = 289,715,420.89/17,581.91
  6. Step 6: Final answer
    x = 16,478.04

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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.