Home / 27,949.53-41,907-13,162.17

Finding the Fourth Proportional to 27,949.53, 41,907 and 13,162.17

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Solution

The fourth proportional to 27,949.53, 41,907 and 13,162.17 is: 19,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,949.53 : 41,907 = 13,162.17 : x
  2. Step 2: Convert to fraction form
    27,949.53/41,907 = 13,162.17/x
  3. Step 3: Cross multiply
    27,949.53x = 41,907 × 13,162.17
  4. Step 4: Simplify right side
    27,949.53x = 551,587,058.19
  5. Step 5: Solve for x
    x = 551,587,058.19/27,949.53
  6. Step 6: Final answer
    x = 19,735.11

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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.