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Finding the Fourth Proportional to 18,053.56, 27,084.95 and 6,957.27

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Solution

The fourth proportional to 18,053.56, 27,084.95 and 6,957.27 is: 10,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.56 : 27,084.95 = 6,957.27 : x
  2. Step 2: Convert to fraction form
    18,053.56/27,084.95 = 6,957.27/x
  3. Step 3: Cross multiply
    18,053.56x = 27,084.95 × 6,957.27
  4. Step 4: Simplify right side
    18,053.56x = 188,437,301.39
  5. Step 5: Solve for x
    x = 188,437,301.39/18,053.56
  6. Step 6: Final answer
    x = 10,437.68

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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.