Home / 30,305.44-41,821.38-16,876.86

Finding the Fourth Proportional to 30,305.44, 41,821.38 and 16,876.86

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Solution

The fourth proportional to 30,305.44, 41,821.38 and 16,876.86 is: 23,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.44 : 41,821.38 = 16,876.86 : x
  2. Step 2: Convert to fraction form
    30,305.44/41,821.38 = 16,876.86/x
  3. Step 3: Cross multiply
    30,305.44x = 41,821.38 × 16,876.86
  4. Step 4: Simplify right side
    30,305.44x = 705,813,575.27
  5. Step 5: Solve for x
    x = 705,813,575.27/30,305.44
  6. Step 6: Final answer
    x = 23,290.00

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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.