Home / 30,840.72-46,241.64-16,999.44

Finding the Fourth Proportional to 30,840.72, 46,241.64 and 16,999.44

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Solution

The fourth proportional to 30,840.72, 46,241.64 and 16,999.44 is: 25,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,840.72 : 46,241.64 = 16,999.44 : x
  2. Step 2: Convert to fraction form
    30,840.72/46,241.64 = 16,999.44/x
  3. Step 3: Cross multiply
    30,840.72x = 46,241.64 × 16,999.44
  4. Step 4: Simplify right side
    30,840.72x = 786,081,984.68
  5. Step 5: Solve for x
    x = 786,081,984.68/30,840.72
  6. Step 6: Final answer
    x = 25,488.44

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1.5x scale

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.