Home / 19,600.37-27,040.86-11,100.53

Finding the Fourth Proportional to 19,600.37, 27,040.86 and 11,100.53

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Solution

The fourth proportional to 19,600.37, 27,040.86 and 11,100.53 is: 15,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.37 : 27,040.86 = 11,100.53 : x
  2. Step 2: Convert to fraction form
    19,600.37/27,040.86 = 11,100.53/x
  3. Step 3: Cross multiply
    19,600.37x = 27,040.86 × 11,100.53
  4. Step 4: Simplify right side
    19,600.37x = 300,167,742.45
  5. Step 5: Solve for x
    x = 300,167,742.45/19,600.37
  6. Step 6: Final answer
    x = 15,314.40

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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.