Home / 13,466.74-20,203.17-4,107.60

Finding the Fourth Proportional to 13,466.74, 20,203.17 and 4,107.60

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Solution

The fourth proportional to 13,466.74, 20,203.17 and 4,107.60 is: 6,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.74 : 20,203.17 = 4,107.60 : x
  2. Step 2: Convert to fraction form
    13,466.74/20,203.17 = 4,107.60/x
  3. Step 3: Cross multiply
    13,466.74x = 20,203.17 × 4,107.60
  4. Step 4: Simplify right side
    13,466.74x = 82,986,440.08
  5. Step 5: Solve for x
    x = 82,986,440.08/13,466.74
  6. Step 6: Final answer
    x = 6,162.33

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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.