Home / 18,274.32-27,355.59-11,706.84

Finding the Fourth Proportional to 18,274.32, 27,355.59 and 11,706.84

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Solution

The fourth proportional to 18,274.32, 27,355.59 and 11,706.84 is: 17,524.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.32 : 27,355.59 = 11,706.84 : x
  2. Step 2: Convert to fraction form
    18,274.32/27,355.59 = 11,706.84/x
  3. Step 3: Cross multiply
    18,274.32x = 27,355.59 × 11,706.84
  4. Step 4: Simplify right side
    18,274.32x = 320,247,515.24
  5. Step 5: Solve for x
    x = 320,247,515.24/18,274.32
  6. Step 6: Final answer
    x = 17,524.46

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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.