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Finding the Fourth Proportional to 18,044.88, 27,071.42 and 6,803.70

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Solution

The fourth proportional to 18,044.88, 27,071.42 and 6,803.70 is: 10,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,044.88 : 27,071.42 = 6,803.70 : x
  2. Step 2: Convert to fraction form
    18,044.88/27,071.42 = 6,803.70/x
  3. Step 3: Cross multiply
    18,044.88x = 27,071.42 × 6,803.70
  4. Step 4: Simplify right side
    18,044.88x = 184,185,684.72
  5. Step 5: Solve for x
    x = 184,185,684.72/18,044.88
  6. Step 6: Final answer
    x = 10,207.09

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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.