Home / 33,861.37-46,729.03-20,430.03

Finding the Fourth Proportional to 33,861.37, 46,729.03 and 20,430.03

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Solution

The fourth proportional to 33,861.37, 46,729.03 and 20,430.03 is: 28,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.37 : 46,729.03 = 20,430.03 : x
  2. Step 2: Convert to fraction form
    33,861.37/46,729.03 = 20,430.03/x
  3. Step 3: Cross multiply
    33,861.37x = 46,729.03 × 20,430.03
  4. Step 4: Simplify right side
    33,861.37x = 954,675,461.00
  5. Step 5: Solve for x
    x = 954,675,461.00/33,861.37
  6. Step 6: Final answer
    x = 28,193.65

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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.