Home / 11,600.13-17,381.64-11,292.60

Finding the Fourth Proportional to 11,600.13, 17,381.64 and 11,292.60

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Solution

The fourth proportional to 11,600.13, 17,381.64 and 11,292.60 is: 16,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.13 : 17,381.64 = 11,292.60 : x
  2. Step 2: Convert to fraction form
    11,600.13/17,381.64 = 11,292.60/x
  3. Step 3: Cross multiply
    11,600.13x = 17,381.64 × 11,292.60
  4. Step 4: Simplify right side
    11,600.13x = 196,283,907.86
  5. Step 5: Solve for x
    x = 196,283,907.86/11,600.13
  6. Step 6: Final answer
    x = 16,920.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.