Home / 35,930.41-49,584.48-20,619.45

Finding the Fourth Proportional to 35,930.41, 49,584.48 and 20,619.45

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Solution

The fourth proportional to 35,930.41, 49,584.48 and 20,619.45 is: 28,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,930.41 : 49,584.48 = 20,619.45 : x
  2. Step 2: Convert to fraction form
    35,930.41/49,584.48 = 20,619.45/x
  3. Step 3: Cross multiply
    35,930.41x = 49,584.48 × 20,619.45
  4. Step 4: Simplify right side
    35,930.41x = 1,022,404,706.14
  5. Step 5: Solve for x
    x = 1,022,404,706.14/35,930.41
  6. Step 6: Final answer
    x = 28,455.14

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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.