Home / 27,221.29-40,833.11-8,501.68

Finding the Fourth Proportional to 27,221.29, 40,833.11 and 8,501.68

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Solution

The fourth proportional to 27,221.29, 40,833.11 and 8,501.68 is: 12,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.29 : 40,833.11 = 8,501.68 : x
  2. Step 2: Convert to fraction form
    27,221.29/40,833.11 = 8,501.68/x
  3. Step 3: Cross multiply
    27,221.29x = 40,833.11 × 8,501.68
  4. Step 4: Simplify right side
    27,221.29x = 347,150,221.76
  5. Step 5: Solve for x
    x = 347,150,221.76/27,221.29
  6. Step 6: Final answer
    x = 12,752.89

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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.