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Finding the Fourth Proportional to 29,739.78, 41,041.44 and 16,310.22

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Solution

The fourth proportional to 29,739.78, 41,041.44 and 16,310.22 is: 22,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,739.78 : 41,041.44 = 16,310.22 : x
  2. Step 2: Convert to fraction form
    29,739.78/41,041.44 = 16,310.22/x
  3. Step 3: Cross multiply
    29,739.78x = 41,041.44 × 16,310.22
  4. Step 4: Simplify right side
    29,739.78x = 669,394,915.52
  5. Step 5: Solve for x
    x = 669,394,915.52/29,739.78
  6. Step 6: Final answer
    x = 22,508.40

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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.