Home / 15,964.54-23,961.59-8,072.62

Finding the Fourth Proportional to 15,964.54, 23,961.59 and 8,072.62

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Solution

The fourth proportional to 15,964.54, 23,961.59 and 8,072.62 is: 12,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.54 : 23,961.59 = 8,072.62 : x
  2. Step 2: Convert to fraction form
    15,964.54/23,961.59 = 8,072.62/x
  3. Step 3: Cross multiply
    15,964.54x = 23,961.59 × 8,072.62
  4. Step 4: Simplify right side
    15,964.54x = 193,432,810.67
  5. Step 5: Solve for x
    x = 193,432,810.67/15,964.54
  6. Step 6: Final answer
    x = 12,116.40

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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.