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Finding the Fourth Proportional to 26,576.76, 39,869.46 and 9,044.76

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Solution

The fourth proportional to 26,576.76, 39,869.46 and 9,044.76 is: 13,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,576.76 : 39,869.46 = 9,044.76 : x
  2. Step 2: Convert to fraction form
    26,576.76/39,869.46 = 9,044.76/x
  3. Step 3: Cross multiply
    26,576.76x = 39,869.46 × 9,044.76
  4. Step 4: Simplify right side
    26,576.76x = 360,609,697.03
  5. Step 5: Solve for x
    x = 360,609,697.03/26,576.76
  6. Step 6: Final answer
    x = 13,568.61

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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.