Home / 18,801.08-28,203.36-6,150.92

Finding the Fourth Proportional to 18,801.08, 28,203.36 and 6,150.92

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Solution

The fourth proportional to 18,801.08, 28,203.36 and 6,150.92 is: 9,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801.08 : 28,203.36 = 6,150.92 : x
  2. Step 2: Convert to fraction form
    18,801.08/28,203.36 = 6,150.92/x
  3. Step 3: Cross multiply
    18,801.08x = 28,203.36 × 6,150.92
  4. Step 4: Simplify right side
    18,801.08x = 173,476,611.09
  5. Step 5: Solve for x
    x = 173,476,611.09/18,801.08
  6. Step 6: Final answer
    x = 9,226.95

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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.