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Finding the Fourth Proportional to 27,339.54, 41,009.74 and 7,617.90

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Solution

The fourth proportional to 27,339.54, 41,009.74 and 7,617.90 is: 11,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.54 : 41,009.74 = 7,617.90 : x
  2. Step 2: Convert to fraction form
    27,339.54/41,009.74 = 7,617.90/x
  3. Step 3: Cross multiply
    27,339.54x = 41,009.74 × 7,617.90
  4. Step 4: Simplify right side
    27,339.54x = 312,408,098.35
  5. Step 5: Solve for x
    x = 312,408,098.35/27,339.54
  6. Step 6: Final answer
    x = 11,426.97

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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.