Home / 11,986.40-17,885.84-10,741.14

Finding the Fourth Proportional to 11,986.40, 17,885.84 and 10,741.14

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Solution

The fourth proportional to 11,986.40, 17,885.84 and 10,741.14 is: 16,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986.40 : 17,885.84 = 10,741.14 : x
  2. Step 2: Convert to fraction form
    11,986.40/17,885.84 = 10,741.14/x
  3. Step 3: Cross multiply
    11,986.40x = 17,885.84 × 10,741.14
  4. Step 4: Simplify right side
    11,986.40x = 192,114,311.46
  5. Step 5: Solve for x
    x = 192,114,311.46/11,986.40
  6. Step 6: Final answer
    x = 16,027.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.