Home / 37,165.56-51,286.68-21,251.76

Finding the Fourth Proportional to 37,165.56, 51,286.68 and 21,251.76

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Solution

The fourth proportional to 37,165.56, 51,286.68 and 21,251.76 is: 29,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.56 : 51,286.68 = 21,251.76 : x
  2. Step 2: Convert to fraction form
    37,165.56/51,286.68 = 21,251.76/x
  3. Step 3: Cross multiply
    37,165.56x = 51,286.68 × 21,251.76
  4. Step 4: Simplify right side
    37,165.56x = 1,089,932,214.56
  5. Step 5: Solve for x
    x = 1,089,932,214.56/37,165.56
  6. Step 6: Final answer
    x = 29,326.40

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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.