Home / 36,512.22-50,386.50-20,601.84

Finding the Fourth Proportional to 36,512.22, 50,386.50 and 20,601.84

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Solution

The fourth proportional to 36,512.22, 50,386.50 and 20,601.84 is: 28,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.22 : 50,386.50 = 20,601.84 : x
  2. Step 2: Convert to fraction form
    36,512.22/50,386.50 = 20,601.84/x
  3. Step 3: Cross multiply
    36,512.22x = 50,386.50 × 20,601.84
  4. Step 4: Simplify right side
    36,512.22x = 1,038,054,611.16
  5. Step 5: Solve for x
    x = 1,038,054,611.16/36,512.22
  6. Step 6: Final answer
    x = 28,430.33

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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.