Home / 41,007.56-61,391.64-31,185.32

Finding the Fourth Proportional to 41,007.56, 61,391.64 and 31,185.32

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Solution

The fourth proportional to 41,007.56, 61,391.64 and 31,185.32 is: 46,686.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,007.56 : 61,391.64 = 31,185.32 : x
  2. Step 2: Convert to fraction form
    41,007.56/61,391.64 = 31,185.32/x
  3. Step 3: Cross multiply
    41,007.56x = 61,391.64 × 31,185.32
  4. Step 4: Simplify right side
    41,007.56x = 1,914,517,938.72
  5. Step 5: Solve for x
    x = 1,914,517,938.72/41,007.56
  6. Step 6: Final answer
    x = 46,686.95

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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.