Home / 12,022.52-18,033.86-3,702.60

Finding the Fourth Proportional to 12,022.52, 18,033.86 and 3,702.60

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Solution

The fourth proportional to 12,022.52, 18,033.86 and 3,702.60 is: 5,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.52 : 18,033.86 = 3,702.60 : x
  2. Step 2: Convert to fraction form
    12,022.52/18,033.86 = 3,702.60/x
  3. Step 3: Cross multiply
    12,022.52x = 18,033.86 × 3,702.60
  4. Step 4: Simplify right side
    12,022.52x = 66,772,179.29
  5. Step 5: Solve for x
    x = 66,772,179.29/12,022.52
  6. Step 6: Final answer
    x = 5,553.93

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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.