Home / 13,246.90-18,282.45-8,544.85

Finding the Fourth Proportional to 13,246.90, 18,282.45 and 8,544.85

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Solution

The fourth proportional to 13,246.90, 18,282.45 and 8,544.85 is: 11,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.90 : 18,282.45 = 8,544.85 : x
  2. Step 2: Convert to fraction form
    13,246.90/18,282.45 = 8,544.85/x
  3. Step 3: Cross multiply
    13,246.90x = 18,282.45 × 8,544.85
  4. Step 4: Simplify right side
    13,246.90x = 156,220,792.88
  5. Step 5: Solve for x
    x = 156,220,792.88/13,246.90
  6. Step 6: Final answer
    x = 11,793.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.