Home / 29,620.54-40,876.25-16,191.80

Finding the Fourth Proportional to 29,620.54, 40,876.25 and 16,191.80

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Solution

The fourth proportional to 29,620.54, 40,876.25 and 16,191.80 is: 22,344.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.54 : 40,876.25 = 16,191.80 : x
  2. Step 2: Convert to fraction form
    29,620.54/40,876.25 = 16,191.80/x
  3. Step 3: Cross multiply
    29,620.54x = 40,876.25 × 16,191.80
  4. Step 4: Simplify right side
    29,620.54x = 661,860,064.75
  5. Step 5: Solve for x
    x = 661,860,064.75/29,620.54
  6. Step 6: Final answer
    x = 22,344.63

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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.