Home / 47,963.54-66,194.61-28,849.46

Finding the Fourth Proportional to 47,963.54, 66,194.61 and 28,849.46

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Solution

The fourth proportional to 47,963.54, 66,194.61 and 28,849.46 is: 39,815.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.54 : 66,194.61 = 28,849.46 : x
  2. Step 2: Convert to fraction form
    47,963.54/66,194.61 = 28,849.46/x
  3. Step 3: Cross multiply
    47,963.54x = 66,194.61 × 28,849.46
  4. Step 4: Simplify right side
    47,963.54x = 1,909,678,753.41
  5. Step 5: Solve for x
    x = 1,909,678,753.41/47,963.54
  6. Step 6: Final answer
    x = 39,815.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.