Home / 31,240.89-46,736.93-27,129.33

Finding the Fourth Proportional to 31,240.89, 46,736.93 and 27,129.33

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Solution

The fourth proportional to 31,240.89, 46,736.93 and 27,129.33 is: 40,585.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.89 : 46,736.93 = 27,129.33 : x
  2. Step 2: Convert to fraction form
    31,240.89/46,736.93 = 27,129.33/x
  3. Step 3: Cross multiply
    31,240.89x = 46,736.93 × 27,129.33
  4. Step 4: Simplify right side
    31,240.89x = 1,267,941,664.98
  5. Step 5: Solve for x
    x = 1,267,941,664.98/31,240.89
  6. Step 6: Final answer
    x = 40,585.96

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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.