Home / 20,054.29-27,674.51-11,101.26

Finding the Fourth Proportional to 20,054.29, 27,674.51 and 11,101.26

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Solution

The fourth proportional to 20,054.29, 27,674.51 and 11,101.26 is: 15,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.29 : 27,674.51 = 11,101.26 : x
  2. Step 2: Convert to fraction form
    20,054.29/27,674.51 = 11,101.26/x
  3. Step 3: Cross multiply
    20,054.29x = 27,674.51 × 11,101.26
  4. Step 4: Simplify right side
    20,054.29x = 307,221,930.88
  5. Step 5: Solve for x
    x = 307,221,930.88/20,054.29
  6. Step 6: Final answer
    x = 15,319.51

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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.