Home / 16,377.79-22,601.96-9,305.41

Finding the Fourth Proportional to 16,377.79, 22,601.96 and 9,305.41

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Solution

The fourth proportional to 16,377.79, 22,601.96 and 9,305.41 is: 12,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.79 : 22,601.96 = 9,305.41 : x
  2. Step 2: Convert to fraction form
    16,377.79/22,601.96 = 9,305.41/x
  3. Step 3: Cross multiply
    16,377.79x = 22,601.96 × 9,305.41
  4. Step 4: Simplify right side
    16,377.79x = 210,320,504.60
  5. Step 5: Solve for x
    x = 210,320,504.60/16,377.79
  6. Step 6: Final answer
    x = 12,841.81

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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.