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Finding the Fourth Proportional to 26,609.72, 39,914.47 and 8,841.71

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Solution

The fourth proportional to 26,609.72, 39,914.47 and 8,841.71 is: 13,262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,609.72 : 39,914.47 = 8,841.71 : x
  2. Step 2: Convert to fraction form
    26,609.72/39,914.47 = 8,841.71/x
  3. Step 3: Cross multiply
    26,609.72x = 39,914.47 × 8,841.71
  4. Step 4: Simplify right side
    26,609.72x = 352,912,054.86
  5. Step 5: Solve for x
    x = 352,912,054.86/26,609.72
  6. Step 6: Final answer
    x = 13,262.53

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1.5x scale

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.