Home / 29,379.96-43,959.78-17,490.24

Finding the Fourth Proportional to 29,379.96, 43,959.78 and 17,490.24

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Solution

The fourth proportional to 29,379.96, 43,959.78 and 17,490.24 is: 26,169.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.96 : 43,959.78 = 17,490.24 : x
  2. Step 2: Convert to fraction form
    29,379.96/43,959.78 = 17,490.24/x
  3. Step 3: Cross multiply
    29,379.96x = 43,959.78 × 17,490.24
  4. Step 4: Simplify right side
    29,379.96x = 768,867,102.55
  5. Step 5: Solve for x
    x = 768,867,102.55/29,379.96
  6. Step 6: Final answer
    x = 26,169.78

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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.