Home / 17,867.44-24,640.93-11,153.68

Finding the Fourth Proportional to 17,867.44, 24,640.93 and 11,153.68

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Solution

The fourth proportional to 17,867.44, 24,640.93 and 11,153.68 is: 15,382.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.44 : 24,640.93 = 11,153.68 : x
  2. Step 2: Convert to fraction form
    17,867.44/24,640.93 = 11,153.68/x
  3. Step 3: Cross multiply
    17,867.44x = 24,640.93 × 11,153.68
  4. Step 4: Simplify right side
    17,867.44x = 274,837,076.33
  5. Step 5: Solve for x
    x = 274,837,076.33/17,867.44
  6. Step 6: Final answer
    x = 15,382.01

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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.