Home / 13,364.20-20,040.90-4,594.60

Finding the Fourth Proportional to 13,364.20, 20,040.90 and 4,594.60

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Solution

The fourth proportional to 13,364.20, 20,040.90 and 4,594.60 is: 6,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.20 : 20,040.90 = 4,594.60 : x
  2. Step 2: Convert to fraction form
    13,364.20/20,040.90 = 4,594.60/x
  3. Step 3: Cross multiply
    13,364.20x = 20,040.90 × 4,594.60
  4. Step 4: Simplify right side
    13,364.20x = 92,079,919.14
  5. Step 5: Solve for x
    x = 92,079,919.14/13,364.20
  6. Step 6: Final answer
    x = 6,890.04

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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.