Home / 36,616.20-50,526.36-20,697

Finding the Fourth Proportional to 36,616.20, 50,526.36 and 20,697

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Solution

The fourth proportional to 36,616.20, 50,526.36 and 20,697 is: 28,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,616.20 : 50,526.36 = 20,697 : x
  2. Step 2: Convert to fraction form
    36,616.20/50,526.36 = 20,697/x
  3. Step 3: Cross multiply
    36,616.20x = 50,526.36 × 20,697
  4. Step 4: Simplify right side
    36,616.20x = 1,045,744,072.92
  5. Step 5: Solve for x
    x = 1,045,744,072.92/36,616.20
  6. Step 6: Final answer
    x = 28,559.60

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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.