Home / 30,394.51-41,944.46-16,965.75

Finding the Fourth Proportional to 30,394.51, 41,944.46 and 16,965.75

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Solution

The fourth proportional to 30,394.51, 41,944.46 and 16,965.75 is: 23,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.51 : 41,944.46 = 16,965.75 : x
  2. Step 2: Convert to fraction form
    30,394.51/41,944.46 = 16,965.75/x
  3. Step 3: Cross multiply
    30,394.51x = 41,944.46 × 16,965.75
  4. Step 4: Simplify right side
    30,394.51x = 711,619,222.25
  5. Step 5: Solve for x
    x = 711,619,222.25/30,394.51
  6. Step 6: Final answer
    x = 23,412.76

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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.