Home / 11,968.31-17,959.95-4,573.40

Finding the Fourth Proportional to 11,968.31, 17,959.95 and 4,573.40

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Solution

The fourth proportional to 11,968.31, 17,959.95 and 4,573.40 is: 6,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.31 : 17,959.95 = 4,573.40 : x
  2. Step 2: Convert to fraction form
    11,968.31/17,959.95 = 4,573.40/x
  3. Step 3: Cross multiply
    11,968.31x = 17,959.95 × 4,573.40
  4. Step 4: Simplify right side
    11,968.31x = 82,138,035.33
  5. Step 5: Solve for x
    x = 82,138,035.33/11,968.31
  6. Step 6: Final answer
    x = 6,862.96

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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.