Home / 47,855.88-65,972.68-33,664.68

Finding the Fourth Proportional to 47,855.88, 65,972.68 and 33,664.68

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Solution

The fourth proportional to 47,855.88, 65,972.68 and 33,664.68 is: 46,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.88 : 65,972.68 = 33,664.68 : x
  2. Step 2: Convert to fraction form
    47,855.88/65,972.68 = 33,664.68/x
  3. Step 3: Cross multiply
    47,855.88x = 65,972.68 × 33,664.68
  4. Step 4: Simplify right side
    47,855.88x = 2,220,949,160.94
  5. Step 5: Solve for x
    x = 2,220,949,160.94/47,855.88
  6. Step 6: Final answer
    x = 46,409.12

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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.