Home / 47,725.50-65,910.16-35,769.90

Finding the Fourth Proportional to 47,725.50, 65,910.16 and 35,769.90

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Solution

The fourth proportional to 47,725.50, 65,910.16 and 35,769.90 is: 49,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.50 : 65,910.16 = 35,769.90 : x
  2. Step 2: Convert to fraction form
    47,725.50/65,910.16 = 35,769.90/x
  3. Step 3: Cross multiply
    47,725.50x = 65,910.16 × 35,769.90
  4. Step 4: Simplify right side
    47,725.50x = 2,357,599,832.18
  5. Step 5: Solve for x
    x = 2,357,599,832.18/47,725.50
  6. Step 6: Final answer
    x = 49,399.16

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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.