Home / 29,005.80-43,508.70-16,321.20

Finding the Fourth Proportional to 29,005.80, 43,508.70 and 16,321.20

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Solution

The fourth proportional to 29,005.80, 43,508.70 and 16,321.20 is: 24,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.80 : 43,508.70 = 16,321.20 : x
  2. Step 2: Convert to fraction form
    29,005.80/43,508.70 = 16,321.20/x
  3. Step 3: Cross multiply
    29,005.80x = 43,508.70 × 16,321.20
  4. Step 4: Simplify right side
    29,005.80x = 710,114,194.44
  5. Step 5: Solve for x
    x = 710,114,194.44/29,005.80
  6. Step 6: Final answer
    x = 24,481.80

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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.