Home / 47,964.54-66,195.99-28,850.46

Finding the Fourth Proportional to 47,964.54, 66,195.99 and 28,850.46

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Solution

The fourth proportional to 47,964.54, 66,195.99 and 28,850.46 is: 39,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,964.54 : 66,195.99 = 28,850.46 : x
  2. Step 2: Convert to fraction form
    47,964.54/66,195.99 = 28,850.46/x
  3. Step 3: Cross multiply
    47,964.54x = 66,195.99 × 28,850.46
  4. Step 4: Simplify right side
    47,964.54x = 1,909,784,761.66
  5. Step 5: Solve for x
    x = 1,909,784,761.66/47,964.54
  6. Step 6: Final answer
    x = 39,816.60

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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.