Home / 31,682.87-47,525.19-11,957.03

Finding the Fourth Proportional to 31,682.87, 47,525.19 and 11,957.03

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Solution

The fourth proportional to 31,682.87, 47,525.19 and 11,957.03 is: 17,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,682.87 : 47,525.19 = 11,957.03 : x
  2. Step 2: Convert to fraction form
    31,682.87/47,525.19 = 11,957.03/x
  3. Step 3: Cross multiply
    31,682.87x = 47,525.19 × 11,957.03
  4. Step 4: Simplify right side
    31,682.87x = 568,260,122.59
  5. Step 5: Solve for x
    x = 568,260,122.59/31,682.87
  6. Step 6: Final answer
    x = 17,935.88

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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.