Home / 47,608.31-71,422.47-18,025.49

Finding the Fourth Proportional to 47,608.31, 71,422.47 and 18,025.49

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Solution

The fourth proportional to 47,608.31, 71,422.47 and 18,025.49 is: 27,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,608.31 : 71,422.47 = 18,025.49 : x
  2. Step 2: Convert to fraction form
    47,608.31/71,422.47 = 18,025.49/x
  3. Step 3: Cross multiply
    47,608.31x = 71,422.47 × 18,025.49
  4. Step 4: Simplify right side
    47,608.31x = 1,287,424,661.65
  5. Step 5: Solve for x
    x = 1,287,424,661.65/47,608.31
  6. Step 6: Final answer
    x = 27,042.02

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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.