Home / 18,736.88-27,968.61-16,372.22

Finding the Fourth Proportional to 18,736.88, 27,968.61 and 16,372.22

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Solution

The fourth proportional to 18,736.88, 27,968.61 and 16,372.22 is: 24,438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.88 : 27,968.61 = 16,372.22 : x
  2. Step 2: Convert to fraction form
    18,736.88/27,968.61 = 16,372.22/x
  3. Step 3: Cross multiply
    18,736.88x = 27,968.61 × 16,372.22
  4. Step 4: Simplify right side
    18,736.88x = 457,908,096.17
  5. Step 5: Solve for x
    x = 457,908,096.17/18,736.88
  6. Step 6: Final answer
    x = 24,438.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.