Home / 18,342.11-27,511.79-5,863.46

Finding the Fourth Proportional to 18,342.11, 27,511.79 and 5,863.46

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Solution

The fourth proportional to 18,342.11, 27,511.79 and 5,863.46 is: 8,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342.11 : 27,511.79 = 5,863.46 : x
  2. Step 2: Convert to fraction form
    18,342.11/27,511.79 = 5,863.46/x
  3. Step 3: Cross multiply
    18,342.11x = 27,511.79 × 5,863.46
  4. Step 4: Simplify right side
    18,342.11x = 161,314,113.32
  5. Step 5: Solve for x
    x = 161,314,113.32/18,342.11
  6. Step 6: Final answer
    x = 8,794.74

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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.