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Finding the Fourth Proportional to 37,086.73, 55,629.60 and 9,007

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Solution

The fourth proportional to 37,086.73, 55,629.60 and 9,007 is: 13,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,086.73 : 55,629.60 = 9,007 : x
  2. Step 2: Convert to fraction form
    37,086.73/55,629.60 = 9,007/x
  3. Step 3: Cross multiply
    37,086.73x = 55,629.60 × 9,007
  4. Step 4: Simplify right side
    37,086.73x = 501,055,807.20
  5. Step 5: Solve for x
    x = 501,055,807.20/37,086.73
  6. Step 6: Final answer
    x = 13,510.38

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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.