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Finding the Fourth Proportional to 32,635.68, 48,975.36 and 11,859.18

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Solution

The fourth proportional to 32,635.68, 48,975.36 and 11,859.18 is: 17,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,635.68 : 48,975.36 = 11,859.18 : x
  2. Step 2: Convert to fraction form
    32,635.68/48,975.36 = 11,859.18/x
  3. Step 3: Cross multiply
    32,635.68x = 48,975.36 × 11,859.18
  4. Step 4: Simplify right side
    32,635.68x = 580,807,609.80
  5. Step 5: Solve for x
    x = 580,807,609.80/32,635.68
  6. Step 6: Final answer
    x = 17,796.71

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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.