Home / 14,850.96-22,279.40-4,989.86

Finding the Fourth Proportional to 14,850.96, 22,279.40 and 4,989.86

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Solution

The fourth proportional to 14,850.96, 22,279.40 and 4,989.86 is: 7,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.96 : 22,279.40 = 4,989.86 : x
  2. Step 2: Convert to fraction form
    14,850.96/22,279.40 = 4,989.86/x
  3. Step 3: Cross multiply
    14,850.96x = 22,279.40 × 4,989.86
  4. Step 4: Simplify right side
    14,850.96x = 111,171,061.93
  5. Step 5: Solve for x
    x = 111,171,061.93/14,850.96
  6. Step 6: Final answer
    x = 7,485.78

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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.