Home / 47,725.66-65,876.52-33,619.78

Finding the Fourth Proportional to 47,725.66, 65,876.52 and 33,619.78

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Solution

The fourth proportional to 47,725.66, 65,876.52 and 33,619.78 is: 46,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.66 : 65,876.52 = 33,619.78 : x
  2. Step 2: Convert to fraction form
    47,725.66/65,876.52 = 33,619.78/x
  3. Step 3: Cross multiply
    47,725.66x = 65,876.52 × 33,619.78
  4. Step 4: Simplify right side
    47,725.66x = 2,214,754,109.57
  5. Step 5: Solve for x
    x = 2,214,754,109.57/47,725.66
  6. Step 6: Final answer
    x = 46,405.94

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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.