Home / 11,627.13-16,087.69-10,138.14

Finding the Fourth Proportional to 11,627.13, 16,087.69 and 10,138.14

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Solution

The fourth proportional to 11,627.13, 16,087.69 and 10,138.14 is: 14,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.13 : 16,087.69 = 10,138.14 : x
  2. Step 2: Convert to fraction form
    11,627.13/16,087.69 = 10,138.14/x
  3. Step 3: Cross multiply
    11,627.13x = 16,087.69 × 10,138.14
  4. Step 4: Simplify right side
    11,627.13x = 163,099,268.37
  5. Step 5: Solve for x
    x = 163,099,268.37/11,627.13
  6. Step 6: Final answer
    x = 14,027.48

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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.