Home / 29,024.44-40,042.20-18,949.64

Finding the Fourth Proportional to 29,024.44, 40,042.20 and 18,949.64

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Solution

The fourth proportional to 29,024.44, 40,042.20 and 18,949.64 is: 26,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,024.44 : 40,042.20 = 18,949.64 : x
  2. Step 2: Convert to fraction form
    29,024.44/40,042.20 = 18,949.64/x
  3. Step 3: Cross multiply
    29,024.44x = 40,042.20 × 18,949.64
  4. Step 4: Simplify right side
    29,024.44x = 758,785,274.81
  5. Step 5: Solve for x
    x = 758,785,274.81/29,024.44
  6. Step 6: Final answer
    x = 26,142.98

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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.