Home / 31,634.10-47,449.52-9,447.66

Finding the Fourth Proportional to 31,634.10, 47,449.52 and 9,447.66

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Solution

The fourth proportional to 31,634.10, 47,449.52 and 9,447.66 is: 14,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.10 : 47,449.52 = 9,447.66 : x
  2. Step 2: Convert to fraction form
    31,634.10/47,449.52 = 9,447.66/x
  3. Step 3: Cross multiply
    31,634.10x = 47,449.52 × 9,447.66
  4. Step 4: Simplify right side
    31,634.10x = 448,286,932.12
  5. Step 5: Solve for x
    x = 448,286,932.12/31,634.10
  6. Step 6: Final answer
    x = 14,171.00

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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.