Home / 14,517.41-20,040.14-9,808.07

Finding the Fourth Proportional to 14,517.41, 20,040.14 and 9,808.07

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Solution

The fourth proportional to 14,517.41, 20,040.14 and 9,808.07 is: 13,539.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.41 : 20,040.14 = 9,808.07 : x
  2. Step 2: Convert to fraction form
    14,517.41/20,040.14 = 9,808.07/x
  3. Step 3: Cross multiply
    14,517.41x = 20,040.14 × 9,808.07
  4. Step 4: Simplify right side
    14,517.41x = 196,555,020.25
  5. Step 5: Solve for x
    x = 196,555,020.25/14,517.41
  6. Step 6: Final answer
    x = 13,539.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.