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Finding the Fourth Proportional to 18,048.70, 27,060.18 and 6,946.03

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Solution

The fourth proportional to 18,048.70, 27,060.18 and 6,946.03 is: 10,414.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.70 : 27,060.18 = 6,946.03 : x
  2. Step 2: Convert to fraction form
    18,048.70/27,060.18 = 6,946.03/x
  3. Step 3: Cross multiply
    18,048.70x = 27,060.18 × 6,946.03
  4. Step 4: Simplify right side
    18,048.70x = 187,960,822.09
  5. Step 5: Solve for x
    x = 187,960,822.09/18,048.70
  6. Step 6: Final answer
    x = 10,414.09

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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.