Home / 31,350.52-47,033.88-11,634.70

Finding the Fourth Proportional to 31,350.52, 47,033.88 and 11,634.70

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Solution

The fourth proportional to 31,350.52, 47,033.88 and 11,634.70 is: 17,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.52 : 47,033.88 = 11,634.70 : x
  2. Step 2: Convert to fraction form
    31,350.52/47,033.88 = 11,634.70/x
  3. Step 3: Cross multiply
    31,350.52x = 47,033.88 × 11,634.70
  4. Step 4: Simplify right side
    31,350.52x = 547,225,083.64
  5. Step 5: Solve for x
    x = 547,225,083.64/31,350.52
  6. Step 6: Final answer
    x = 17,455.06

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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.