Home / 20,053.85-27,675.14-11,101.19

Finding the Fourth Proportional to 20,053.85, 27,675.14 and 11,101.19

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Solution

The fourth proportional to 20,053.85, 27,675.14 and 11,101.19 is: 15,320.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053.85 : 27,675.14 = 11,101.19 : x
  2. Step 2: Convert to fraction form
    20,053.85/27,675.14 = 11,101.19/x
  3. Step 3: Cross multiply
    20,053.85x = 27,675.14 × 11,101.19
  4. Step 4: Simplify right side
    20,053.85x = 307,226,793.53
  5. Step 5: Solve for x
    x = 307,226,793.53/20,053.85
  6. Step 6: Final answer
    x = 15,320.09

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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.