Home / 29,309.60-43,886.64-15,429.44

Finding the Fourth Proportional to 29,309.60, 43,886.64 and 15,429.44

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Solution

The fourth proportional to 29,309.60, 43,886.64 and 15,429.44 is: 23,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.60 : 43,886.64 = 15,429.44 : x
  2. Step 2: Convert to fraction form
    29,309.60/43,886.64 = 15,429.44/x
  3. Step 3: Cross multiply
    29,309.60x = 43,886.64 × 15,429.44
  4. Step 4: Simplify right side
    29,309.60x = 677,146,278.68
  5. Step 5: Solve for x
    x = 677,146,278.68/29,309.60
  6. Step 6: Final answer
    x = 23,103.22

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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.