Home / 36,028.50-54,051.40-11,404.50

Finding the Fourth Proportional to 36,028.50, 54,051.40 and 11,404.50

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Solution

The fourth proportional to 36,028.50, 54,051.40 and 11,404.50 is: 17,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.50 : 54,051.40 = 11,404.50 : x
  2. Step 2: Convert to fraction form
    36,028.50/54,051.40 = 11,404.50/x
  3. Step 3: Cross multiply
    36,028.50x = 54,051.40 × 11,404.50
  4. Step 4: Simplify right side
    36,028.50x = 616,429,191.30
  5. Step 5: Solve for x
    x = 616,429,191.30/36,028.50
  6. Step 6: Final answer
    x = 17,109.49

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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.