Home / 20,019.11-27,625.51-10,944.31

Finding the Fourth Proportional to 20,019.11, 27,625.51 and 10,944.31

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Solution

The fourth proportional to 20,019.11, 27,625.51 and 10,944.31 is: 15,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.11 : 27,625.51 = 10,944.31 : x
  2. Step 2: Convert to fraction form
    20,019.11/27,625.51 = 10,944.31/x
  3. Step 3: Cross multiply
    20,019.11x = 27,625.51 × 10,944.31
  4. Step 4: Simplify right side
    20,019.11x = 302,342,145.35
  5. Step 5: Solve for x
    x = 302,342,145.35/20,019.11
  6. Step 6: Final answer
    x = 15,102.68

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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.