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Finding the Fourth Proportional to 32,818.72, 49,271.84 and 27,919.84

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Solution

The fourth proportional to 32,818.72, 49,271.84 and 27,919.84 is: 41,916.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,818.72 : 49,271.84 = 27,919.84 : x
  2. Step 2: Convert to fraction form
    32,818.72/49,271.84 = 27,919.84/x
  3. Step 3: Cross multiply
    32,818.72x = 49,271.84 × 27,919.84
  4. Step 4: Simplify right side
    32,818.72x = 1,375,661,889.31
  5. Step 5: Solve for x
    x = 1,375,661,889.31/32,818.72
  6. Step 6: Final answer
    x = 41,916.99

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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.