Home / 19,246.44-28,845.36-9,388.80

Finding the Fourth Proportional to 19,246.44, 28,845.36 and 9,388.80

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Solution

The fourth proportional to 19,246.44, 28,845.36 and 9,388.80 is: 14,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.44 : 28,845.36 = 9,388.80 : x
  2. Step 2: Convert to fraction form
    19,246.44/28,845.36 = 9,388.80/x
  3. Step 3: Cross multiply
    19,246.44x = 28,845.36 × 9,388.80
  4. Step 4: Simplify right side
    19,246.44x = 270,823,315.97
  5. Step 5: Solve for x
    x = 270,823,315.97/19,246.44
  6. Step 6: Final answer
    x = 14,071.35

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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.