Home / 29,540.91-40,774.20-16,801.56

Finding the Fourth Proportional to 29,540.91, 40,774.20 and 16,801.56

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Solution

The fourth proportional to 29,540.91, 40,774.20 and 16,801.56 is: 23,190.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.91 : 40,774.20 = 16,801.56 : x
  2. Step 2: Convert to fraction form
    29,540.91/40,774.20 = 16,801.56/x
  3. Step 3: Cross multiply
    29,540.91x = 40,774.20 × 16,801.56
  4. Step 4: Simplify right side
    29,540.91x = 685,070,167.75
  5. Step 5: Solve for x
    x = 685,070,167.75/29,540.91
  6. Step 6: Final answer
    x = 23,190.56

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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.