Home / 12,184.20-18,276.90-6,352.20

Finding the Fourth Proportional to 12,184.20, 18,276.90 and 6,352.20

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Solution

The fourth proportional to 12,184.20, 18,276.90 and 6,352.20 is: 9,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.20 : 18,276.90 = 6,352.20 : x
  2. Step 2: Convert to fraction form
    12,184.20/18,276.90 = 6,352.20/x
  3. Step 3: Cross multiply
    12,184.20x = 18,276.90 × 6,352.20
  4. Step 4: Simplify right side
    12,184.20x = 116,098,524.18
  5. Step 5: Solve for x
    x = 116,098,524.18/12,184.20
  6. Step 6: Final answer
    x = 9,528.61

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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.