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Finding the Fourth Proportional to 23,991.33, 35,987.10 and 9,204.78

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Solution

The fourth proportional to 23,991.33, 35,987.10 and 9,204.78 is: 13,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.33 : 35,987.10 = 9,204.78 : x
  2. Step 2: Convert to fraction form
    23,991.33/35,987.10 = 9,204.78/x
  3. Step 3: Cross multiply
    23,991.33x = 35,987.10 × 9,204.78
  4. Step 4: Simplify right side
    23,991.33x = 331,253,338.34
  5. Step 5: Solve for x
    x = 331,253,338.34/23,991.33
  6. Step 6: Final answer
    x = 13,807.21

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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.