Home / 36,970.56-51,019.26-20,203.56

Finding the Fourth Proportional to 36,970.56, 51,019.26 and 20,203.56

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Solution

The fourth proportional to 36,970.56, 51,019.26 and 20,203.56 is: 27,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,970.56 : 51,019.26 = 20,203.56 : x
  2. Step 2: Convert to fraction form
    36,970.56/51,019.26 = 20,203.56/x
  3. Step 3: Cross multiply
    36,970.56x = 51,019.26 × 20,203.56
  4. Step 4: Simplify right side
    36,970.56x = 1,030,770,680.57
  5. Step 5: Solve for x
    x = 1,030,770,680.57/36,970.56
  6. Step 6: Final answer
    x = 27,880.85

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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.