Home / 20,625.94-30,941.34-15,464.62

Finding the Fourth Proportional to 20,625.94, 30,941.34 and 15,464.62

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Solution

The fourth proportional to 20,625.94, 30,941.34 and 15,464.62 is: 23,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,625.94 : 30,941.34 = 15,464.62 : x
  2. Step 2: Convert to fraction form
    20,625.94/30,941.34 = 15,464.62/x
  3. Step 3: Cross multiply
    20,625.94x = 30,941.34 × 15,464.62
  4. Step 4: Simplify right side
    20,625.94x = 478,496,065.39
  5. Step 5: Solve for x
    x = 478,496,065.39/20,625.94
  6. Step 6: Final answer
    x = 23,198.75

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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.