Home / 25,226.88-37,840.32-21,553.92

Finding the Fourth Proportional to 25,226.88, 37,840.32 and 21,553.92

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Solution

The fourth proportional to 25,226.88, 37,840.32 and 21,553.92 is: 32,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,226.88 : 37,840.32 = 21,553.92 : x
  2. Step 2: Convert to fraction form
    25,226.88/37,840.32 = 21,553.92/x
  3. Step 3: Cross multiply
    25,226.88x = 37,840.32 × 21,553.92
  4. Step 4: Simplify right side
    25,226.88x = 815,607,230.05
  5. Step 5: Solve for x
    x = 815,607,230.05/25,226.88
  6. Step 6: Final answer
    x = 32,330.88

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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.