Home / 41,007.26-61,513.43-12,928.28

Finding the Fourth Proportional to 41,007.26, 61,513.43 and 12,928.28

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Solution

The fourth proportional to 41,007.26, 61,513.43 and 12,928.28 is: 19,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,007.26 : 61,513.43 = 12,928.28 : x
  2. Step 2: Convert to fraction form
    41,007.26/61,513.43 = 12,928.28/x
  3. Step 3: Cross multiply
    41,007.26x = 61,513.43 × 12,928.28
  4. Step 4: Simplify right side
    41,007.26x = 795,262,474.59
  5. Step 5: Solve for x
    x = 795,262,474.59/41,007.26
  6. Step 6: Final answer
    x = 19,393.21

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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.