Home / 36,515.67-50,393.97-20,599.79

Finding the Fourth Proportional to 36,515.67, 50,393.97 and 20,599.79

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Solution

The fourth proportional to 36,515.67, 50,393.97 and 20,599.79 is: 28,429.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515.67 : 50,393.97 = 20,599.79 : x
  2. Step 2: Convert to fraction form
    36,515.67/50,393.97 = 20,599.79/x
  3. Step 3: Cross multiply
    36,515.67x = 50,393.97 × 20,599.79
  4. Step 4: Simplify right side
    36,515.67x = 1,038,105,199.27
  5. Step 5: Solve for x
    x = 1,038,105,199.27/36,515.67
  6. Step 6: Final answer
    x = 28,429.03

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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.