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Finding the Fourth Proportional to 32,753.70, 49,039.83 and 21,037.86

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Solution

The fourth proportional to 32,753.70, 49,039.83 and 21,037.86 is: 31,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,753.70 : 49,039.83 = 21,037.86 : x
  2. Step 2: Convert to fraction form
    32,753.70/49,039.83 = 21,037.86/x
  3. Step 3: Cross multiply
    32,753.70x = 49,039.83 × 21,037.86
  4. Step 4: Simplify right side
    32,753.70x = 1,031,693,077.96
  5. Step 5: Solve for x
    x = 1,031,693,077.96/32,753.70
  6. Step 6: Final answer
    x = 31,498.52

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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.