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Finding the Fourth Proportional to 11,792.36, 17,695.84 and 8,001.56

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Solution

The fourth proportional to 11,792.36, 17,695.84 and 8,001.56 is: 12,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.36 : 17,695.84 = 8,001.56 : x
  2. Step 2: Convert to fraction form
    11,792.36/17,695.84 = 8,001.56/x
  3. Step 3: Cross multiply
    11,792.36x = 17,695.84 × 8,001.56
  4. Step 4: Simplify right side
    11,792.36x = 141,594,325.51
  5. Step 5: Solve for x
    x = 141,594,325.51/11,792.36
  6. Step 6: Final answer
    x = 12,007.29

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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.