Home / 29,422.44-40,591.80-18,810.36

Finding the Fourth Proportional to 29,422.44, 40,591.80 and 18,810.36

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Solution

The fourth proportional to 29,422.44, 40,591.80 and 18,810.36 is: 25,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.44 : 40,591.80 = 18,810.36 : x
  2. Step 2: Convert to fraction form
    29,422.44/40,591.80 = 18,810.36/x
  3. Step 3: Cross multiply
    29,422.44x = 40,591.80 × 18,810.36
  4. Step 4: Simplify right side
    29,422.44x = 763,546,371.05
  5. Step 5: Solve for x
    x = 763,546,371.05/29,422.44
  6. Step 6: Final answer
    x = 25,951.16

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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.