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Finding the Fourth Proportional to 32,816.52, 45,286.92 and 17,912.52

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Solution

The fourth proportional to 32,816.52, 45,286.92 and 17,912.52 is: 24,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,816.52 : 45,286.92 = 17,912.52 : x
  2. Step 2: Convert to fraction form
    32,816.52/45,286.92 = 17,912.52/x
  3. Step 3: Cross multiply
    32,816.52x = 45,286.92 × 17,912.52
  4. Step 4: Simplify right side
    32,816.52x = 811,202,860.24
  5. Step 5: Solve for x
    x = 811,202,860.24/32,816.52
  6. Step 6: Final answer
    x = 24,719.34

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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.