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Finding the Fourth Proportional to 37,662.60, 56,464.70 and 21,843.30

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Solution

The fourth proportional to 37,662.60, 56,464.70 and 21,843.30 is: 32,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,662.60 : 56,464.70 = 21,843.30 : x
  2. Step 2: Convert to fraction form
    37,662.60/56,464.70 = 21,843.30/x
  3. Step 3: Cross multiply
    37,662.60x = 56,464.70 × 21,843.30
  4. Step 4: Simplify right side
    37,662.60x = 1,233,375,272.29
  5. Step 5: Solve for x
    x = 1,233,375,272.29/37,662.60
  6. Step 6: Final answer
    x = 32,748.01

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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.