Home / 13,961.53-19,283.37-9,237.61

Finding the Fourth Proportional to 13,961.53, 19,283.37 and 9,237.61

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Solution

The fourth proportional to 13,961.53, 19,283.37 and 9,237.61 is: 12,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.53 : 19,283.37 = 9,237.61 : x
  2. Step 2: Convert to fraction form
    13,961.53/19,283.37 = 9,237.61/x
  3. Step 3: Cross multiply
    13,961.53x = 19,283.37 × 9,237.61
  4. Step 4: Simplify right side
    13,961.53x = 178,132,241.01
  5. Step 5: Solve for x
    x = 178,132,241.01/13,961.53
  6. Step 6: Final answer
    x = 12,758.79

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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.