Home / 20,006.09-27,606.98-11,053.49

Finding the Fourth Proportional to 20,006.09, 27,606.98 and 11,053.49

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Solution

The fourth proportional to 20,006.09, 27,606.98 and 11,053.49 is: 15,253.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.09 : 27,606.98 = 11,053.49 : x
  2. Step 2: Convert to fraction form
    20,006.09/27,606.98 = 11,053.49/x
  3. Step 3: Cross multiply
    20,006.09x = 27,606.98 × 11,053.49
  4. Step 4: Simplify right side
    20,006.09x = 305,153,422.09
  5. Step 5: Solve for x
    x = 305,153,422.09/20,006.09
  6. Step 6: Final answer
    x = 15,253.03

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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.