Home / 13,116.20-19,674.04-3,255.52

Finding the Fourth Proportional to 13,116.20, 19,674.04 and 3,255.52

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Solution

The fourth proportional to 13,116.20, 19,674.04 and 3,255.52 is: 4,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116.20 : 19,674.04 = 3,255.52 : x
  2. Step 2: Convert to fraction form
    13,116.20/19,674.04 = 3,255.52/x
  3. Step 3: Cross multiply
    13,116.20x = 19,674.04 × 3,255.52
  4. Step 4: Simplify right side
    13,116.20x = 64,049,230.70
  5. Step 5: Solve for x
    x = 64,049,230.70/13,116.20
  6. Step 6: Final answer
    x = 4,883.22

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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.