Home / 41,169.09-61,772.08-18,970.58

Finding the Fourth Proportional to 41,169.09, 61,772.08 and 18,970.58

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Solution

The fourth proportional to 41,169.09, 61,772.08 and 18,970.58 is: 28,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,169.09 : 61,772.08 = 18,970.58 : x
  2. Step 2: Convert to fraction form
    41,169.09/61,772.08 = 18,970.58/x
  3. Step 3: Cross multiply
    41,169.09x = 61,772.08 × 18,970.58
  4. Step 4: Simplify right side
    41,169.09x = 1,171,852,185.41
  5. Step 5: Solve for x
    x = 1,171,852,185.41/41,169.09
  6. Step 6: Final answer
    x = 28,464.37

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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.