Home / 15,228.20-22,842.30-4,136.60

Finding the Fourth Proportional to 15,228.20, 22,842.30 and 4,136.60

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Solution

The fourth proportional to 15,228.20, 22,842.30 and 4,136.60 is: 6,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228.20 : 22,842.30 = 4,136.60 : x
  2. Step 2: Convert to fraction form
    15,228.20/22,842.30 = 4,136.60/x
  3. Step 3: Cross multiply
    15,228.20x = 22,842.30 × 4,136.60
  4. Step 4: Simplify right side
    15,228.20x = 94,489,458.18
  5. Step 5: Solve for x
    x = 94,489,458.18/15,228.20
  6. Step 6: Final answer
    x = 6,204.90

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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.