Home / 18,548.12-27,824.52-6,861.44

Finding the Fourth Proportional to 18,548.12, 27,824.52 and 6,861.44

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Solution

The fourth proportional to 18,548.12, 27,824.52 and 6,861.44 is: 10,293.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.12 : 27,824.52 = 6,861.44 : x
  2. Step 2: Convert to fraction form
    18,548.12/27,824.52 = 6,861.44/x
  3. Step 3: Cross multiply
    18,548.12x = 27,824.52 × 6,861.44
  4. Step 4: Simplify right side
    18,548.12x = 190,916,274.51
  5. Step 5: Solve for x
    x = 190,916,274.51/18,548.12
  6. Step 6: Final answer
    x = 10,293.03

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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.