Home / 12,550.96-18,829.41-3,666.59

Finding the Fourth Proportional to 12,550.96, 18,829.41 and 3,666.59

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Solution

The fourth proportional to 12,550.96, 18,829.41 and 3,666.59 is: 5,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.96 : 18,829.41 = 3,666.59 : x
  2. Step 2: Convert to fraction form
    12,550.96/18,829.41 = 3,666.59/x
  3. Step 3: Cross multiply
    12,550.96x = 18,829.41 × 3,666.59
  4. Step 4: Simplify right side
    12,550.96x = 69,039,726.41
  5. Step 5: Solve for x
    x = 69,039,726.41/12,550.96
  6. Step 6: Final answer
    x = 5,500.75

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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.