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Finding the Fourth Proportional to 29,246.44, 40,363.80 and 19,183.30

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Solution

The fourth proportional to 29,246.44, 40,363.80 and 19,183.30 is: 26,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.44 : 40,363.80 = 19,183.30 : x
  2. Step 2: Convert to fraction form
    29,246.44/40,363.80 = 19,183.30/x
  3. Step 3: Cross multiply
    29,246.44x = 40,363.80 × 19,183.30
  4. Step 4: Simplify right side
    29,246.44x = 774,310,884.54
  5. Step 5: Solve for x
    x = 774,310,884.54/29,246.44
  6. Step 6: Final answer
    x = 26,475.39

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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.