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Finding the Fourth Proportional to 32,796.83, 45,251.84 and 18,657.47

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Solution

The fourth proportional to 32,796.83, 45,251.84 and 18,657.47 is: 25,742.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,796.83 : 45,251.84 = 18,657.47 : x
  2. Step 2: Convert to fraction form
    32,796.83/45,251.84 = 18,657.47/x
  3. Step 3: Cross multiply
    32,796.83x = 45,251.84 × 18,657.47
  4. Step 4: Simplify right side
    32,796.83x = 844,284,527.70
  5. Step 5: Solve for x
    x = 844,284,527.70/32,796.83
  6. Step 6: Final answer
    x = 25,742.87

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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.