Home / 16,470.87-22,724.06-11,433.75

Finding the Fourth Proportional to 16,470.87, 22,724.06 and 11,433.75

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Solution

The fourth proportional to 16,470.87, 22,724.06 and 11,433.75 is: 15,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,470.87 : 22,724.06 = 11,433.75 : x
  2. Step 2: Convert to fraction form
    16,470.87/22,724.06 = 11,433.75/x
  3. Step 3: Cross multiply
    16,470.87x = 22,724.06 × 11,433.75
  4. Step 4: Simplify right side
    16,470.87x = 259,821,163.86
  5. Step 5: Solve for x
    x = 259,821,163.86/16,470.87
  6. Step 6: Final answer
    x = 15,774.59

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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.