Home / 15,246.45-22,851.45-7,847.10

Finding the Fourth Proportional to 15,246.45, 22,851.45 and 7,847.10

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Solution

The fourth proportional to 15,246.45, 22,851.45 and 7,847.10 is: 11,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246.45 : 22,851.45 = 7,847.10 : x
  2. Step 2: Convert to fraction form
    15,246.45/22,851.45 = 7,847.10/x
  3. Step 3: Cross multiply
    15,246.45x = 22,851.45 × 7,847.10
  4. Step 4: Simplify right side
    15,246.45x = 179,317,613.30
  5. Step 5: Solve for x
    x = 179,317,613.30/15,246.45
  6. Step 6: Final answer
    x = 11,761.27

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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.