Home / 36,236.07-54,351.45-9,938.75

Finding the Fourth Proportional to 36,236.07, 54,351.45 and 9,938.75

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Solution

The fourth proportional to 36,236.07, 54,351.45 and 9,938.75 is: 14,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,236.07 : 54,351.45 = 9,938.75 : x
  2. Step 2: Convert to fraction form
    36,236.07/54,351.45 = 9,938.75/x
  3. Step 3: Cross multiply
    36,236.07x = 54,351.45 × 9,938.75
  4. Step 4: Simplify right side
    36,236.07x = 540,185,201.93
  5. Step 5: Solve for x
    x = 540,185,201.93/36,236.07
  6. Step 6: Final answer
    x = 14,907.39

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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.