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Finding the Fourth Proportional to 23,072.61, 34,597.98 and 11,968.20

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Solution

The fourth proportional to 23,072.61, 34,597.98 and 11,968.20 is: 17,946.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,072.61 : 34,597.98 = 11,968.20 : x
  2. Step 2: Convert to fraction form
    23,072.61/34,597.98 = 11,968.20/x
  3. Step 3: Cross multiply
    23,072.61x = 34,597.98 × 11,968.20
  4. Step 4: Simplify right side
    23,072.61x = 414,075,544.24
  5. Step 5: Solve for x
    x = 414,075,544.24/23,072.61
  6. Step 6: Final answer
    x = 17,946.63

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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.