Home / 12,025.80-16,594.86-6,720.48

Finding the Fourth Proportional to 12,025.80, 16,594.86 and 6,720.48

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Solution

The fourth proportional to 12,025.80, 16,594.86 and 6,720.48 is: 9,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.80 : 16,594.86 = 6,720.48 : x
  2. Step 2: Convert to fraction form
    12,025.80/16,594.86 = 6,720.48/x
  3. Step 3: Cross multiply
    12,025.80x = 16,594.86 × 6,720.48
  4. Step 4: Simplify right side
    12,025.80x = 111,525,424.73
  5. Step 5: Solve for x
    x = 111,525,424.73/12,025.80
  6. Step 6: Final answer
    x = 9,273.85

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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.