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Finding the Fourth Proportional to 35,235, 52,852.50 and 11,861.44

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Solution

The fourth proportional to 35,235, 52,852.50 and 11,861.44 is: 17,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,235 : 52,852.50 = 11,861.44 : x
  2. Step 2: Convert to fraction form
    35,235/52,852.50 = 11,861.44/x
  3. Step 3: Cross multiply
    35,235x = 52,852.50 × 11,861.44
  4. Step 4: Simplify right side
    35,235x = 626,906,625.47
  5. Step 5: Solve for x
    x = 626,906,625.47/35,235
  6. Step 6: Final answer
    x = 17,792.16

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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.