Home / 20,006.49-27,608.25-11,053.83

Finding the Fourth Proportional to 20,006.49, 27,608.25 and 11,053.83

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Solution

The fourth proportional to 20,006.49, 27,608.25 and 11,053.83 is: 15,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.49 : 27,608.25 = 11,053.83 : x
  2. Step 2: Convert to fraction form
    20,006.49/27,608.25 = 11,053.83/x
  3. Step 3: Cross multiply
    20,006.49x = 27,608.25 × 11,053.83
  4. Step 4: Simplify right side
    20,006.49x = 305,176,902.10
  5. Step 5: Solve for x
    x = 305,176,902.10/20,006.49
  6. Step 6: Final answer
    x = 15,253.90

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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.