Home / 17,101.11-23,622.33-13,756.56

Finding the Fourth Proportional to 17,101.11, 23,622.33 and 13,756.56

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Solution

The fourth proportional to 17,101.11, 23,622.33 and 13,756.56 is: 19,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,101.11 : 23,622.33 = 13,756.56 : x
  2. Step 2: Convert to fraction form
    17,101.11/23,622.33 = 13,756.56/x
  3. Step 3: Cross multiply
    17,101.11x = 23,622.33 × 13,756.56
  4. Step 4: Simplify right side
    17,101.11x = 324,961,999.98
  5. Step 5: Solve for x
    x = 324,961,999.98/17,101.11
  6. Step 6: Final answer
    x = 19,002.39

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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.