Home / 27,945.03-41,929.40-13,153.62

Finding the Fourth Proportional to 27,945.03, 41,929.40 and 13,153.62

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Solution

The fourth proportional to 27,945.03, 41,929.40 and 13,153.62 is: 19,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,945.03 : 41,929.40 = 13,153.62 : x
  2. Step 2: Convert to fraction form
    27,945.03/41,929.40 = 13,153.62/x
  3. Step 3: Cross multiply
    27,945.03x = 41,929.40 × 13,153.62
  4. Step 4: Simplify right side
    27,945.03x = 551,523,394.43
  5. Step 5: Solve for x
    x = 551,523,394.43/27,945.03
  6. Step 6: Final answer
    x = 19,736.01

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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.