Home / 16,795.86-25,175.34-6,929.79

Finding the Fourth Proportional to 16,795.86, 25,175.34 and 6,929.79

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Solution

The fourth proportional to 16,795.86, 25,175.34 and 6,929.79 is: 10,387.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,795.86 : 25,175.34 = 6,929.79 : x
  2. Step 2: Convert to fraction form
    16,795.86/25,175.34 = 6,929.79/x
  3. Step 3: Cross multiply
    16,795.86x = 25,175.34 × 6,929.79
  4. Step 4: Simplify right side
    16,795.86x = 174,459,819.38
  5. Step 5: Solve for x
    x = 174,459,819.38/16,795.86
  6. Step 6: Final answer
    x = 10,387.07

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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.