Home / 23,940.78-35,888.82-8,135.00

Finding the Fourth Proportional to 23,940.78, 35,888.82 and 8,135.00

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Solution

The fourth proportional to 23,940.78, 35,888.82 and 8,135.00 is: 12,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.78 : 35,888.82 = 8,135.00 : x
  2. Step 2: Convert to fraction form
    23,940.78/35,888.82 = 8,135.00/x
  3. Step 3: Cross multiply
    23,940.78x = 35,888.82 × 8,135.00
  4. Step 4: Simplify right side
    23,940.78x = 291,955,371.26
  5. Step 5: Solve for x
    x = 291,955,371.26/23,940.78
  6. Step 6: Final answer
    x = 12,194.90

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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.