Home / 16,077.94-22,190.23-9,367.49

Finding the Fourth Proportional to 16,077.94, 22,190.23 and 9,367.49

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Solution

The fourth proportional to 16,077.94, 22,190.23 and 9,367.49 is: 12,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,077.94 : 22,190.23 = 9,367.49 : x
  2. Step 2: Convert to fraction form
    16,077.94/22,190.23 = 9,367.49/x
  3. Step 3: Cross multiply
    16,077.94x = 22,190.23 × 9,367.49
  4. Step 4: Simplify right side
    16,077.94x = 207,866,789.68
  5. Step 5: Solve for x
    x = 207,866,789.68/16,077.94
  6. Step 6: Final answer
    x = 12,928.70

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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.