Home / 13,466.99-20,203.55-4,107.85

Finding the Fourth Proportional to 13,466.99, 20,203.55 and 4,107.85

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Solution

The fourth proportional to 13,466.99, 20,203.55 and 4,107.85 is: 6,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.99 : 20,203.55 = 4,107.85 : x
  2. Step 2: Convert to fraction form
    13,466.99/20,203.55 = 4,107.85/x
  3. Step 3: Cross multiply
    13,466.99x = 20,203.55 × 4,107.85
  4. Step 4: Simplify right side
    13,466.99x = 82,993,031.31
  5. Step 5: Solve for x
    x = 82,993,031.31/13,466.99
  6. Step 6: Final answer
    x = 6,162.70

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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.