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Finding the Fourth Proportional to 29,893.65, 41,255.11 and 16,464.90

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Solution

The fourth proportional to 29,893.65, 41,255.11 and 16,464.90 is: 22,722.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,893.65 : 41,255.11 = 16,464.90 : x
  2. Step 2: Convert to fraction form
    29,893.65/41,255.11 = 16,464.90/x
  3. Step 3: Cross multiply
    29,893.65x = 41,255.11 × 16,464.90
  4. Step 4: Simplify right side
    29,893.65x = 679,261,095.76
  5. Step 5: Solve for x
    x = 679,261,095.76/29,893.65
  6. Step 6: Final answer
    x = 22,722.59

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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.