Home / 20,004.77-27,607.14-11,052.85

Finding the Fourth Proportional to 20,004.77, 27,607.14 and 11,052.85

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Solution

The fourth proportional to 20,004.77, 27,607.14 and 11,052.85 is: 15,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.77 : 27,607.14 = 11,052.85 : x
  2. Step 2: Convert to fraction form
    20,004.77/27,607.14 = 11,052.85/x
  3. Step 3: Cross multiply
    20,004.77x = 27,607.14 × 11,052.85
  4. Step 4: Simplify right side
    20,004.77x = 305,137,577.35
  5. Step 5: Solve for x
    x = 305,137,577.35/20,004.77
  6. Step 6: Final answer
    x = 15,253.24

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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.