Home / 32,112.18-48,180.42-12,391.92

Finding the Fourth Proportional to 32,112.18, 48,180.42 and 12,391.92

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Solution

The fourth proportional to 32,112.18, 48,180.42 and 12,391.92 is: 18,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,112.18 : 48,180.42 = 12,391.92 : x
  2. Step 2: Convert to fraction form
    32,112.18/48,180.42 = 12,391.92/x
  3. Step 3: Cross multiply
    32,112.18x = 48,180.42 × 12,391.92
  4. Step 4: Simplify right side
    32,112.18x = 597,047,910.21
  5. Step 5: Solve for x
    x = 597,047,910.21/32,112.18
  6. Step 6: Final answer
    x = 18,592.57

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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.