Home / 26,792.83-40,171.51-11,981.35

Finding the Fourth Proportional to 26,792.83, 40,171.51 and 11,981.35

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Solution

The fourth proportional to 26,792.83, 40,171.51 and 11,981.35 is: 17,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,792.83 : 40,171.51 = 11,981.35 : x
  2. Step 2: Convert to fraction form
    26,792.83/40,171.51 = 11,981.35/x
  3. Step 3: Cross multiply
    26,792.83x = 40,171.51 × 11,981.35
  4. Step 4: Simplify right side
    26,792.83x = 481,308,921.34
  5. Step 5: Solve for x
    x = 481,308,921.34/26,792.83
  6. Step 6: Final answer
    x = 17,964.09

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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.