Home / 49,671.31-68,547.09-28,450.56

Finding the Fourth Proportional to 49,671.31, 68,547.09 and 28,450.56

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Solution

The fourth proportional to 49,671.31, 68,547.09 and 28,450.56 is: 39,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.31 : 68,547.09 = 28,450.56 : x
  2. Step 2: Convert to fraction form
    49,671.31/68,547.09 = 28,450.56/x
  3. Step 3: Cross multiply
    49,671.31x = 68,547.09 × 28,450.56
  4. Step 4: Simplify right side
    49,671.31x = 1,950,203,096.87
  5. Step 5: Solve for x
    x = 1,950,203,096.87/49,671.31
  6. Step 6: Final answer
    x = 39,262.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.