Home / 29,026.71-43,555.05-12,382.27

Finding the Fourth Proportional to 29,026.71, 43,555.05 and 12,382.27

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Solution

The fourth proportional to 29,026.71, 43,555.05 and 12,382.27 is: 18,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,026.71 : 43,555.05 = 12,382.27 : x
  2. Step 2: Convert to fraction form
    29,026.71/43,555.05 = 12,382.27/x
  3. Step 3: Cross multiply
    29,026.71x = 43,555.05 × 12,382.27
  4. Step 4: Simplify right side
    29,026.71x = 539,310,280.08
  5. Step 5: Solve for x
    x = 539,310,280.08/29,026.71
  6. Step 6: Final answer
    x = 18,579.79

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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.