Home / 29,003.28-43,494.68-12,578.32

Finding the Fourth Proportional to 29,003.28, 43,494.68 and 12,578.32

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Solution

The fourth proportional to 29,003.28, 43,494.68 and 12,578.32 is: 18,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,003.28 : 43,494.68 = 12,578.32 : x
  2. Step 2: Convert to fraction form
    29,003.28/43,494.68 = 12,578.32/x
  3. Step 3: Cross multiply
    29,003.28x = 43,494.68 × 12,578.32
  4. Step 4: Simplify right side
    29,003.28x = 547,090,003.34
  5. Step 5: Solve for x
    x = 547,090,003.34/29,003.28
  6. Step 6: Final answer
    x = 18,863.04

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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.