Home / 31,414.64-47,097.25-11,682.43

Finding the Fourth Proportional to 31,414.64, 47,097.25 and 11,682.43

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Solution

The fourth proportional to 31,414.64, 47,097.25 and 11,682.43 is: 17,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,414.64 : 47,097.25 = 11,682.43 : x
  2. Step 2: Convert to fraction form
    31,414.64/47,097.25 = 11,682.43/x
  3. Step 3: Cross multiply
    31,414.64x = 47,097.25 × 11,682.43
  4. Step 4: Simplify right side
    31,414.64x = 550,210,179.37
  5. Step 5: Solve for x
    x = 550,210,179.37/31,414.64
  6. Step 6: Final answer
    x = 17,514.45

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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.