Home / 36,945.20-50,984.68-21,030.68

Finding the Fourth Proportional to 36,945.20, 50,984.68 and 21,030.68

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Solution

The fourth proportional to 36,945.20, 50,984.68 and 21,030.68 is: 29,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.20 : 50,984.68 = 21,030.68 : x
  2. Step 2: Convert to fraction form
    36,945.20/50,984.68 = 21,030.68/x
  3. Step 3: Cross multiply
    36,945.20x = 50,984.68 × 21,030.68
  4. Step 4: Simplify right side
    36,945.20x = 1,072,242,489.98
  5. Step 5: Solve for x
    x = 1,072,242,489.98/36,945.20
  6. Step 6: Final answer
    x = 29,022.51

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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.