Home / 23,716.16-32,728.96-13,106.49

Finding the Fourth Proportional to 23,716.16, 32,728.96 and 13,106.49

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Solution

The fourth proportional to 23,716.16, 32,728.96 and 13,106.49 is: 18,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,716.16 : 32,728.96 = 13,106.49 : x
  2. Step 2: Convert to fraction form
    23,716.16/32,728.96 = 13,106.49/x
  3. Step 3: Cross multiply
    23,716.16x = 32,728.96 × 13,106.49
  4. Step 4: Simplify right side
    23,716.16x = 428,961,786.95
  5. Step 5: Solve for x
    x = 428,961,786.95/23,716.16
  6. Step 6: Final answer
    x = 18,087.32

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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.