Home / 32,079.14-48,120.66-12,357.75

Finding the Fourth Proportional to 32,079.14, 48,120.66 and 12,357.75

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Solution

The fourth proportional to 32,079.14, 48,120.66 and 12,357.75 is: 18,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,079.14 : 48,120.66 = 12,357.75 : x
  2. Step 2: Convert to fraction form
    32,079.14/48,120.66 = 12,357.75/x
  3. Step 3: Cross multiply
    32,079.14x = 48,120.66 × 12,357.75
  4. Step 4: Simplify right side
    32,079.14x = 594,663,086.12
  5. Step 5: Solve for x
    x = 594,663,086.12/32,079.14
  6. Step 6: Final answer
    x = 18,537.38

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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.