Home / 14,517.11-20,035.47-8,549.34

Finding the Fourth Proportional to 14,517.11, 20,035.47 and 8,549.34

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Solution

The fourth proportional to 14,517.11, 20,035.47 and 8,549.34 is: 11,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.11 : 20,035.47 = 8,549.34 : x
  2. Step 2: Convert to fraction form
    14,517.11/20,035.47 = 8,549.34/x
  3. Step 3: Cross multiply
    14,517.11x = 20,035.47 × 8,549.34
  4. Step 4: Simplify right side
    14,517.11x = 171,290,002.02
  5. Step 5: Solve for x
    x = 171,290,002.02/14,517.11
  6. Step 6: Final answer
    x = 11,799.18

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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.