Home / 47,822.53-71,733.21-21,508.69

Finding the Fourth Proportional to 47,822.53, 71,733.21 and 21,508.69

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Solution

The fourth proportional to 47,822.53, 71,733.21 and 21,508.69 is: 32,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,822.53 : 71,733.21 = 21,508.69 : x
  2. Step 2: Convert to fraction form
    47,822.53/71,733.21 = 21,508.69/x
  3. Step 3: Cross multiply
    47,822.53x = 71,733.21 × 21,508.69
  4. Step 4: Simplify right side
    47,822.53x = 1,542,887,376.59
  5. Step 5: Solve for x
    x = 1,542,887,376.59/47,822.53
  6. Step 6: Final answer
    x = 32,262.77

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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.