Home / 27,020.25-40,519.51-11,214.52

Finding the Fourth Proportional to 27,020.25, 40,519.51 and 11,214.52

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Solution

The fourth proportional to 27,020.25, 40,519.51 and 11,214.52 is: 16,817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.25 : 40,519.51 = 11,214.52 : x
  2. Step 2: Convert to fraction form
    27,020.25/40,519.51 = 11,214.52/x
  3. Step 3: Cross multiply
    27,020.25x = 40,519.51 × 11,214.52
  4. Step 4: Simplify right side
    27,020.25x = 454,406,725.95
  5. Step 5: Solve for x
    x = 454,406,725.95/27,020.25
  6. Step 6: Final answer
    x = 16,817.27

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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.