Home / 18,796.16-28,194.78-6,145.89

Finding the Fourth Proportional to 18,796.16, 28,194.78 and 6,145.89

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Solution

The fourth proportional to 18,796.16, 28,194.78 and 6,145.89 is: 9,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796.16 : 28,194.78 = 6,145.89 : x
  2. Step 2: Convert to fraction form
    18,796.16/28,194.78 = 6,145.89/x
  3. Step 3: Cross multiply
    18,796.16x = 28,194.78 × 6,145.89
  4. Step 4: Simplify right side
    18,796.16x = 173,282,016.45
  5. Step 5: Solve for x
    x = 173,282,016.45/18,796.16
  6. Step 6: Final answer
    x = 9,219.01

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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.