Home / 27,776.08-41,622.36-11,119.60

Finding the Fourth Proportional to 27,776.08, 41,622.36 and 11,119.60

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Solution

The fourth proportional to 27,776.08, 41,622.36 and 11,119.60 is: 16,662.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776.08 : 41,622.36 = 11,119.60 : x
  2. Step 2: Convert to fraction form
    27,776.08/41,622.36 = 11,119.60/x
  3. Step 3: Cross multiply
    27,776.08x = 41,622.36 × 11,119.60
  4. Step 4: Simplify right side
    27,776.08x = 462,823,994.26
  5. Step 5: Solve for x
    x = 462,823,994.26/27,776.08
  6. Step 6: Final answer
    x = 16,662.68

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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.