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Finding the Fourth Proportional to 18,410.46, 27,609.56 and 5,927.56

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Solution

The fourth proportional to 18,410.46, 27,609.56 and 5,927.56 is: 8,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.46 : 27,609.56 = 5,927.56 : x
  2. Step 2: Convert to fraction form
    18,410.46/27,609.56 = 5,927.56/x
  3. Step 3: Cross multiply
    18,410.46x = 27,609.56 × 5,927.56
  4. Step 4: Simplify right side
    18,410.46x = 163,657,323.47
  5. Step 5: Solve for x
    x = 163,657,323.47/18,410.46
  6. Step 6: Final answer
    x = 8,889.37

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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.