Home / 31,253.31-46,874.93-11,541.15

Finding the Fourth Proportional to 31,253.31, 46,874.93 and 11,541.15

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Solution

The fourth proportional to 31,253.31, 46,874.93 and 11,541.15 is: 17,309.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.31 : 46,874.93 = 11,541.15 : x
  2. Step 2: Convert to fraction form
    31,253.31/46,874.93 = 11,541.15/x
  3. Step 3: Cross multiply
    31,253.31x = 46,874.93 × 11,541.15
  4. Step 4: Simplify right side
    31,253.31x = 540,990,540.66
  5. Step 5: Solve for x
    x = 540,990,540.66/31,253.31
  6. Step 6: Final answer
    x = 17,309.86

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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.