Home / 36,480.74-50,344.07-20,349.45

Finding the Fourth Proportional to 36,480.74, 50,344.07 and 20,349.45

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Solution

The fourth proportional to 36,480.74, 50,344.07 and 20,349.45 is: 28,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.74 : 50,344.07 = 20,349.45 : x
  2. Step 2: Convert to fraction form
    36,480.74/50,344.07 = 20,349.45/x
  3. Step 3: Cross multiply
    36,480.74x = 50,344.07 × 20,349.45
  4. Step 4: Simplify right side
    36,480.74x = 1,024,474,033.51
  5. Step 5: Solve for x
    x = 1,024,474,033.51/36,480.74
  6. Step 6: Final answer
    x = 28,082.60

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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.