Home / 20,054.10-27,675.48-11,101.44

Finding the Fourth Proportional to 20,054.10, 27,675.48 and 11,101.44

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Solution

The fourth proportional to 20,054.10, 27,675.48 and 11,101.44 is: 15,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.10 : 27,675.48 = 11,101.44 : x
  2. Step 2: Convert to fraction form
    20,054.10/27,675.48 = 11,101.44/x
  3. Step 3: Cross multiply
    20,054.10x = 27,675.48 × 11,101.44
  4. Step 4: Simplify right side
    20,054.10x = 307,237,680.69
  5. Step 5: Solve for x
    x = 307,237,680.69/20,054.10
  6. Step 6: Final answer
    x = 15,320.44

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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.