Home / 18,101.44-27,135.33-7,015.36

Finding the Fourth Proportional to 18,101.44, 27,135.33 and 7,015.36

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Solution

The fourth proportional to 18,101.44, 27,135.33 and 7,015.36 is: 10,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.44 : 27,135.33 = 7,015.36 : x
  2. Step 2: Convert to fraction form
    18,101.44/27,135.33 = 7,015.36/x
  3. Step 3: Cross multiply
    18,101.44x = 27,135.33 × 7,015.36
  4. Step 4: Simplify right side
    18,101.44x = 190,364,108.67
  5. Step 5: Solve for x
    x = 190,364,108.67/18,101.44
  6. Step 6: Final answer
    x = 10,516.52

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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.