Home / 30,788.94-46,164.90-12,046.62

Finding the Fourth Proportional to 30,788.94, 46,164.90 and 12,046.62

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Solution

The fourth proportional to 30,788.94, 46,164.90 and 12,046.62 is: 18,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,788.94 : 46,164.90 = 12,046.62 : x
  2. Step 2: Convert to fraction form
    30,788.94/46,164.90 = 12,046.62/x
  3. Step 3: Cross multiply
    30,788.94x = 46,164.90 × 12,046.62
  4. Step 4: Simplify right side
    30,788.94x = 556,131,007.64
  5. Step 5: Solve for x
    x = 556,131,007.64/30,788.94
  6. Step 6: Final answer
    x = 18,062.69

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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.