Home / 31,476.75-47,229.71-16,692.63

Finding the Fourth Proportional to 31,476.75, 47,229.71 and 16,692.63

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Solution

The fourth proportional to 31,476.75, 47,229.71 and 16,692.63 is: 25,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.75 : 47,229.71 = 16,692.63 : x
  2. Step 2: Convert to fraction form
    31,476.75/47,229.71 = 16,692.63/x
  3. Step 3: Cross multiply
    31,476.75x = 47,229.71 × 16,692.63
  4. Step 4: Simplify right side
    31,476.75x = 788,387,990.57
  5. Step 5: Solve for x
    x = 788,387,990.57/31,476.75
  6. Step 6: Final answer
    x = 25,046.68

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1.5x scale

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.