Home / 29,057.44-40,084.44-18,991.75

Finding the Fourth Proportional to 29,057.44, 40,084.44 and 18,991.75

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Solution

The fourth proportional to 29,057.44, 40,084.44 and 18,991.75 is: 26,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,057.44 : 40,084.44 = 18,991.75 : x
  2. Step 2: Convert to fraction form
    29,057.44/40,084.44 = 18,991.75/x
  3. Step 3: Cross multiply
    29,057.44x = 40,084.44 × 18,991.75
  4. Step 4: Simplify right side
    29,057.44x = 761,273,663.37
  5. Step 5: Solve for x
    x = 761,273,663.37/29,057.44
  6. Step 6: Final answer
    x = 26,198.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.