Home / 47,132.72-65,043.59-25,912.13

Finding the Fourth Proportional to 47,132.72, 65,043.59 and 25,912.13

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Solution

The fourth proportional to 47,132.72, 65,043.59 and 25,912.13 is: 35,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,132.72 : 65,043.59 = 25,912.13 : x
  2. Step 2: Convert to fraction form
    47,132.72/65,043.59 = 25,912.13/x
  3. Step 3: Cross multiply
    47,132.72x = 65,043.59 × 25,912.13
  4. Step 4: Simplify right side
    47,132.72x = 1,685,417,504.97
  5. Step 5: Solve for x
    x = 1,685,417,504.97/47,132.72
  6. Step 6: Final answer
    x = 35,758.97

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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.