Home / 48,899.70-67,491.43-31,906.71

Finding the Fourth Proportional to 48,899.70, 67,491.43 and 31,906.71

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Solution

The fourth proportional to 48,899.70, 67,491.43 and 31,906.71 is: 44,037.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,899.70 : 67,491.43 = 31,906.71 : x
  2. Step 2: Convert to fraction form
    48,899.70/67,491.43 = 31,906.71/x
  3. Step 3: Cross multiply
    48,899.70x = 67,491.43 × 31,906.71
  4. Step 4: Simplify right side
    48,899.70x = 2,153,429,404.73
  5. Step 5: Solve for x
    x = 2,153,429,404.73/48,899.70
  6. Step 6: Final answer
    x = 44,037.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.