Home / 30,668.15-45,993.33-11,944.01

Finding the Fourth Proportional to 30,668.15, 45,993.33 and 11,944.01

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Solution

The fourth proportional to 30,668.15, 45,993.33 and 11,944.01 is: 17,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,668.15 : 45,993.33 = 11,944.01 : x
  2. Step 2: Convert to fraction form
    30,668.15/45,993.33 = 11,944.01/x
  3. Step 3: Cross multiply
    30,668.15x = 45,993.33 × 11,944.01
  4. Step 4: Simplify right side
    30,668.15x = 549,344,563.49
  5. Step 5: Solve for x
    x = 549,344,563.49/30,668.15
  6. Step 6: Final answer
    x = 17,912.55

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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.