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Finding the Fourth Proportional to 53,612.44, 73,974.48 and 32,392.88

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Solution

The fourth proportional to 53,612.44, 73,974.48 and 32,392.88 is: 44,695.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,612.44 : 73,974.48 = 32,392.88 : x
  2. Step 2: Convert to fraction form
    53,612.44/73,974.48 = 32,392.88/x
  3. Step 3: Cross multiply
    53,612.44x = 73,974.48 × 32,392.88
  4. Step 4: Simplify right side
    53,612.44x = 2,396,246,453.70
  5. Step 5: Solve for x
    x = 2,396,246,453.70/53,612.44
  6. Step 6: Final answer
    x = 44,695.72

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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.