Home / 20,616.22-30,925.38-5,826.20

Finding the Fourth Proportional to 20,616.22, 30,925.38 and 5,826.20

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Solution

The fourth proportional to 20,616.22, 30,925.38 and 5,826.20 is: 8,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616.22 : 30,925.38 = 5,826.20 : x
  2. Step 2: Convert to fraction form
    20,616.22/30,925.38 = 5,826.20/x
  3. Step 3: Cross multiply
    20,616.22x = 30,925.38 × 5,826.20
  4. Step 4: Simplify right side
    20,616.22x = 180,177,448.96
  5. Step 5: Solve for x
    x = 180,177,448.96/20,616.22
  6. Step 6: Final answer
    x = 8,739.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.