Home / 16,860.96-25,289.22-5,173.20

Finding the Fourth Proportional to 16,860.96, 25,289.22 and 5,173.20

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Solution

The fourth proportional to 16,860.96, 25,289.22 and 5,173.20 is: 7,759.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.96 : 25,289.22 = 5,173.20 : x
  2. Step 2: Convert to fraction form
    16,860.96/25,289.22 = 5,173.20/x
  3. Step 3: Cross multiply
    16,860.96x = 25,289.22 × 5,173.20
  4. Step 4: Simplify right side
    16,860.96x = 130,826,192.90
  5. Step 5: Solve for x
    x = 130,826,192.90/16,860.96
  6. Step 6: Final answer
    x = 7,759.12

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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.