Home / 20,019.17-27,625.37-11,066.13

Finding the Fourth Proportional to 20,019.17, 27,625.37 and 11,066.13

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Solution

The fourth proportional to 20,019.17, 27,625.37 and 11,066.13 is: 15,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.17 : 27,625.37 = 11,066.13 : x
  2. Step 2: Convert to fraction form
    20,019.17/27,625.37 = 11,066.13/x
  3. Step 3: Cross multiply
    20,019.17x = 27,625.37 × 11,066.13
  4. Step 4: Simplify right side
    20,019.17x = 305,705,880.39
  5. Step 5: Solve for x
    x = 305,705,880.39/20,019.17
  6. Step 6: Final answer
    x = 15,270.66

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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.