Home / 29,013.44-43,539.62-18,632.48

Finding the Fourth Proportional to 29,013.44, 43,539.62 and 18,632.48

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Solution

The fourth proportional to 29,013.44, 43,539.62 and 18,632.48 is: 27,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013.44 : 43,539.62 = 18,632.48 : x
  2. Step 2: Convert to fraction form
    29,013.44/43,539.62 = 18,632.48/x
  3. Step 3: Cross multiply
    29,013.44x = 43,539.62 × 18,632.48
  4. Step 4: Simplify right side
    29,013.44x = 811,251,098.86
  5. Step 5: Solve for x
    x = 811,251,098.86/29,013.44
  6. Step 6: Final answer
    x = 27,961.22

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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.