Home / 20,004.80-27,606.91-11,052.51

Finding the Fourth Proportional to 20,004.80, 27,606.91 and 11,052.51

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Solution

The fourth proportional to 20,004.80, 27,606.91 and 11,052.51 is: 15,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.80 : 27,606.91 = 11,052.51 : x
  2. Step 2: Convert to fraction form
    20,004.80/27,606.91 = 11,052.51/x
  3. Step 3: Cross multiply
    20,004.80x = 27,606.91 × 11,052.51
  4. Step 4: Simplify right side
    20,004.80x = 305,125,676.48
  5. Step 5: Solve for x
    x = 305,125,676.48/20,004.80
  6. Step 6: Final answer
    x = 15,252.62

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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.