Home / 31,603.62-47,371.41-16,797.66

Finding the Fourth Proportional to 31,603.62, 47,371.41 and 16,797.66

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Solution

The fourth proportional to 31,603.62, 47,371.41 and 16,797.66 is: 25,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,603.62 : 47,371.41 = 16,797.66 : x
  2. Step 2: Convert to fraction form
    31,603.62/47,371.41 = 16,797.66/x
  3. Step 3: Cross multiply
    31,603.62x = 47,371.41 × 16,797.66
  4. Step 4: Simplify right side
    31,603.62x = 795,728,838.90
  5. Step 5: Solve for x
    x = 795,728,838.90/31,603.62
  6. Step 6: Final answer
    x = 25,178.41

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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.