Home / 30,881.73-46,319.52-8,694.60

Finding the Fourth Proportional to 30,881.73, 46,319.52 and 8,694.60

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Solution

The fourth proportional to 30,881.73, 46,319.52 and 8,694.60 is: 13,041.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,881.73 : 46,319.52 = 8,694.60 : x
  2. Step 2: Convert to fraction form
    30,881.73/46,319.52 = 8,694.60/x
  3. Step 3: Cross multiply
    30,881.73x = 46,319.52 × 8,694.60
  4. Step 4: Simplify right side
    30,881.73x = 402,729,698.59
  5. Step 5: Solve for x
    x = 402,729,698.59/30,881.73
  6. Step 6: Final answer
    x = 13,041.03

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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.