Home / 19,637.01-27,096.71-11,138.49

Finding the Fourth Proportional to 19,637.01, 27,096.71 and 11,138.49

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Solution

The fourth proportional to 19,637.01, 27,096.71 and 11,138.49 is: 15,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.01 : 27,096.71 = 11,138.49 : x
  2. Step 2: Convert to fraction form
    19,637.01/27,096.71 = 11,138.49/x
  3. Step 3: Cross multiply
    19,637.01x = 27,096.71 × 11,138.49
  4. Step 4: Simplify right side
    19,637.01x = 301,816,377.68
  5. Step 5: Solve for x
    x = 301,816,377.68/19,637.01
  6. Step 6: Final answer
    x = 15,369.77

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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.