Home / 27,457.05-41,197.36-8,738.60

Finding the Fourth Proportional to 27,457.05, 41,197.36 and 8,738.60

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Solution

The fourth proportional to 27,457.05, 41,197.36 and 8,738.60 is: 13,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,457.05 : 41,197.36 = 8,738.60 : x
  2. Step 2: Convert to fraction form
    27,457.05/41,197.36 = 8,738.60/x
  3. Step 3: Cross multiply
    27,457.05x = 41,197.36 × 8,738.60
  4. Step 4: Simplify right side
    27,457.05x = 360,007,250.10
  5. Step 5: Solve for x
    x = 360,007,250.10/27,457.05
  6. Step 6: Final answer
    x = 13,111.65

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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.