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Finding the Fourth Proportional to 29,471.64, 44,085.92 and 18,925.44

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Solution

The fourth proportional to 29,471.64, 44,085.92 and 18,925.44 is: 28,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.64 : 44,085.92 = 18,925.44 : x
  2. Step 2: Convert to fraction form
    29,471.64/44,085.92 = 18,925.44/x
  3. Step 3: Cross multiply
    29,471.64x = 44,085.92 × 18,925.44
  4. Step 4: Simplify right side
    29,471.64x = 834,345,433.80
  5. Step 5: Solve for x
    x = 834,345,433.80/29,471.64
  6. Step 6: Final answer
    x = 28,310.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.