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Finding the Fourth Proportional to 32,066.53, 48,112.55 and 12,339.79

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Solution

The fourth proportional to 32,066.53, 48,112.55 and 12,339.79 is: 18,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,066.53 : 48,112.55 = 12,339.79 : x
  2. Step 2: Convert to fraction form
    32,066.53/48,112.55 = 12,339.79/x
  3. Step 3: Cross multiply
    32,066.53x = 48,112.55 × 12,339.79
  4. Step 4: Simplify right side
    32,066.53x = 593,698,794.21
  5. Step 5: Solve for x
    x = 593,698,794.21/32,066.53
  6. Step 6: Final answer
    x = 18,514.59

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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.