Home / 30,245.94-41,739.39-16,997.94

Finding the Fourth Proportional to 30,245.94, 41,739.39 and 16,997.94

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Solution

The fourth proportional to 30,245.94, 41,739.39 and 16,997.94 is: 23,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245.94 : 41,739.39 = 16,997.94 : x
  2. Step 2: Convert to fraction form
    30,245.94/41,739.39 = 16,997.94/x
  3. Step 3: Cross multiply
    30,245.94x = 41,739.39 × 16,997.94
  4. Step 4: Simplify right side
    30,245.94x = 709,483,646.86
  5. Step 5: Solve for x
    x = 709,483,646.86/30,245.94
  6. Step 6: Final answer
    x = 23,457.15

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1.5x scale

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.