Home / 31,263.31-46,873.09-15,672.43

Finding the Fourth Proportional to 31,263.31, 46,873.09 and 15,672.43

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Solution

The fourth proportional to 31,263.31, 46,873.09 and 15,672.43 is: 23,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,263.31 : 46,873.09 = 15,672.43 : x
  2. Step 2: Convert to fraction form
    31,263.31/46,873.09 = 15,672.43/x
  3. Step 3: Cross multiply
    31,263.31x = 46,873.09 × 15,672.43
  4. Step 4: Simplify right side
    31,263.31x = 734,615,221.91
  5. Step 5: Solve for x
    x = 734,615,221.91/31,263.31
  6. Step 6: Final answer
    x = 23,497.68

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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.