Home / 29,115.87-40,180.04-16,541.31

Finding the Fourth Proportional to 29,115.87, 40,180.04 and 16,541.31

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Solution

The fourth proportional to 29,115.87, 40,180.04 and 16,541.31 is: 22,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.87 : 40,180.04 = 16,541.31 : x
  2. Step 2: Convert to fraction form
    29,115.87/40,180.04 = 16,541.31/x
  3. Step 3: Cross multiply
    29,115.87x = 40,180.04 × 16,541.31
  4. Step 4: Simplify right side
    29,115.87x = 664,630,414.75
  5. Step 5: Solve for x
    x = 664,630,414.75/29,115.87
  6. Step 6: Final answer
    x = 22,827.08

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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.