Home / 27,343.50-41,019.21-8,617.20

Finding the Fourth Proportional to 27,343.50, 41,019.21 and 8,617.20

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Solution

The fourth proportional to 27,343.50, 41,019.21 and 8,617.20 is: 12,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.50 : 41,019.21 = 8,617.20 : x
  2. Step 2: Convert to fraction form
    27,343.50/41,019.21 = 8,617.20/x
  3. Step 3: Cross multiply
    27,343.50x = 41,019.21 × 8,617.20
  4. Step 4: Simplify right side
    27,343.50x = 353,470,736.41
  5. Step 5: Solve for x
    x = 353,470,736.41/27,343.50
  6. Step 6: Final answer
    x = 12,927.05

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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.