Home / 13,059.83-19,629.20-8,632.68

Finding the Fourth Proportional to 13,059.83, 19,629.20 and 8,632.68

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Solution

The fourth proportional to 13,059.83, 19,629.20 and 8,632.68 is: 12,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,059.83 : 19,629.20 = 8,632.68 : x
  2. Step 2: Convert to fraction form
    13,059.83/19,629.20 = 8,632.68/x
  3. Step 3: Cross multiply
    13,059.83x = 19,629.20 × 8,632.68
  4. Step 4: Simplify right side
    13,059.83x = 169,452,550.23
  5. Step 5: Solve for x
    x = 169,452,550.23/13,059.83
  6. Step 6: Final answer
    x = 12,975.09

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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.