Home / 36,029.50-54,052.90-11,405.50

Finding the Fourth Proportional to 36,029.50, 54,052.90 and 11,405.50

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Solution

The fourth proportional to 36,029.50, 54,052.90 and 11,405.50 is: 17,110.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029.50 : 54,052.90 = 11,405.50 : x
  2. Step 2: Convert to fraction form
    36,029.50/54,052.90 = 11,405.50/x
  3. Step 3: Cross multiply
    36,029.50x = 54,052.90 × 11,405.50
  4. Step 4: Simplify right side
    36,029.50x = 616,500,350.95
  5. Step 5: Solve for x
    x = 616,500,350.95/36,029.50
  6. Step 6: Final answer
    x = 17,110.99

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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.