Home / 31,653.73-47,487.61-11,932.46

Finding the Fourth Proportional to 31,653.73, 47,487.61 and 11,932.46

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Solution

The fourth proportional to 31,653.73, 47,487.61 and 11,932.46 is: 17,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653.73 : 47,487.61 = 11,932.46 : x
  2. Step 2: Convert to fraction form
    31,653.73/47,487.61 = 11,932.46/x
  3. Step 3: Cross multiply
    31,653.73x = 47,487.61 × 11,932.46
  4. Step 4: Simplify right side
    31,653.73x = 566,643,784.30
  5. Step 5: Solve for x
    x = 566,643,784.30/31,653.73
  6. Step 6: Final answer
    x = 17,901.33

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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.