Home / 36,319.30-50,124.49-21,986.96

Finding the Fourth Proportional to 36,319.30, 50,124.49 and 21,986.96

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Solution

The fourth proportional to 36,319.30, 50,124.49 and 21,986.96 is: 30,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,319.30 : 50,124.49 = 21,986.96 : x
  2. Step 2: Convert to fraction form
    36,319.30/50,124.49 = 21,986.96/x
  3. Step 3: Cross multiply
    36,319.30x = 50,124.49 × 21,986.96
  4. Step 4: Simplify right side
    36,319.30x = 1,102,084,851.06
  5. Step 5: Solve for x
    x = 1,102,084,851.06/36,319.30
  6. Step 6: Final answer
    x = 30,344.33

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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.