Home / 12,724.44-19,098.41-9,170.25

Finding the Fourth Proportional to 12,724.44, 19,098.41 and 9,170.25

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Solution

The fourth proportional to 12,724.44, 19,098.41 and 9,170.25 is: 13,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.44 : 19,098.41 = 9,170.25 : x
  2. Step 2: Convert to fraction form
    12,724.44/19,098.41 = 9,170.25/x
  3. Step 3: Cross multiply
    12,724.44x = 19,098.41 × 9,170.25
  4. Step 4: Simplify right side
    12,724.44x = 175,137,148.45
  5. Step 5: Solve for x
    x = 175,137,148.45/12,724.44
  6. Step 6: Final answer
    x = 13,763.84

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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.