Home / 12,025.35-16,594.67-6,720.21

Finding the Fourth Proportional to 12,025.35, 16,594.67 and 6,720.21

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Solution

The fourth proportional to 12,025.35, 16,594.67 and 6,720.21 is: 9,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.35 : 16,594.67 = 6,720.21 : x
  2. Step 2: Convert to fraction form
    12,025.35/16,594.67 = 6,720.21/x
  3. Step 3: Cross multiply
    12,025.35x = 16,594.67 × 6,720.21
  4. Step 4: Simplify right side
    12,025.35x = 111,519,550.71
  5. Step 5: Solve for x
    x = 111,519,550.71/12,025.35
  6. Step 6: Final answer
    x = 9,273.71

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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.