Home / 29,692.71-40,976.27-16,947.60

Finding the Fourth Proportional to 29,692.71, 40,976.27 and 16,947.60

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Solution

The fourth proportional to 29,692.71, 40,976.27 and 16,947.60 is: 23,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,692.71 : 40,976.27 = 16,947.60 : x
  2. Step 2: Convert to fraction form
    29,692.71/40,976.27 = 16,947.60/x
  3. Step 3: Cross multiply
    29,692.71x = 40,976.27 × 16,947.60
  4. Step 4: Simplify right side
    29,692.71x = 694,449,348.71
  5. Step 5: Solve for x
    x = 694,449,348.71/29,692.71
  6. Step 6: Final answer
    x = 23,387.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.