Home / 29,266.20-40,375.44-21,627.72

Finding the Fourth Proportional to 29,266.20, 40,375.44 and 21,627.72

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Solution

The fourth proportional to 29,266.20, 40,375.44 and 21,627.72 is: 29,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.20 : 40,375.44 = 21,627.72 : x
  2. Step 2: Convert to fraction form
    29,266.20/40,375.44 = 21,627.72/x
  3. Step 3: Cross multiply
    29,266.20x = 40,375.44 × 21,627.72
  4. Step 4: Simplify right side
    29,266.20x = 873,228,711.20
  5. Step 5: Solve for x
    x = 873,228,711.20/29,266.20
  6. Step 6: Final answer
    x = 29,837.45

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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.