Home / 27,042.02-40,567.70-12,054.47

Finding the Fourth Proportional to 27,042.02, 40,567.70 and 12,054.47

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Solution

The fourth proportional to 27,042.02, 40,567.70 and 12,054.47 is: 18,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,042.02 : 40,567.70 = 12,054.47 : x
  2. Step 2: Convert to fraction form
    27,042.02/40,567.70 = 12,054.47/x
  3. Step 3: Cross multiply
    27,042.02x = 40,567.70 × 12,054.47
  4. Step 4: Simplify right side
    27,042.02x = 489,022,122.62
  5. Step 5: Solve for x
    x = 489,022,122.62/27,042.02
  6. Step 6: Final answer
    x = 18,083.79

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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.