Home / 13,637.01-20,446.41-11,007.75

Finding the Fourth Proportional to 13,637.01, 20,446.41 and 11,007.75

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Solution

The fourth proportional to 13,637.01, 20,446.41 and 11,007.75 is: 16,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,637.01 : 20,446.41 = 11,007.75 : x
  2. Step 2: Convert to fraction form
    13,637.01/20,446.41 = 11,007.75/x
  3. Step 3: Cross multiply
    13,637.01x = 20,446.41 × 11,007.75
  4. Step 4: Simplify right side
    13,637.01x = 225,068,969.68
  5. Step 5: Solve for x
    x = 225,068,969.68/13,637.01
  6. Step 6: Final answer
    x = 16,504.28

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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.