Home / 36,235.40-54,375.90-15,458.60

Finding the Fourth Proportional to 36,235.40, 54,375.90 and 15,458.60

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Solution

The fourth proportional to 36,235.40, 54,375.90 and 15,458.60 is: 23,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,235.40 : 54,375.90 = 15,458.60 : x
  2. Step 2: Convert to fraction form
    36,235.40/54,375.90 = 15,458.60/x
  3. Step 3: Cross multiply
    36,235.40x = 54,375.90 × 15,458.60
  4. Step 4: Simplify right side
    36,235.40x = 840,575,287.74
  5. Step 5: Solve for x
    x = 840,575,287.74/36,235.40
  6. Step 6: Final answer
    x = 23,197.63

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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.