Home / 13,549.11-20,354.82-9,610.09

Finding the Fourth Proportional to 13,549.11, 20,354.82 and 9,610.09

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Solution

The fourth proportional to 13,549.11, 20,354.82 and 9,610.09 is: 14,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549.11 : 20,354.82 = 9,610.09 : x
  2. Step 2: Convert to fraction form
    13,549.11/20,354.82 = 9,610.09/x
  3. Step 3: Cross multiply
    13,549.11x = 20,354.82 × 9,610.09
  4. Step 4: Simplify right side
    13,549.11x = 195,611,652.13
  5. Step 5: Solve for x
    x = 195,611,652.13/13,549.11
  6. Step 6: Final answer
    x = 14,437.23

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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.