Home / 14,622.24-20,178.60-8,334.54

Finding the Fourth Proportional to 14,622.24, 20,178.60 and 8,334.54

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Solution

The fourth proportional to 14,622.24, 20,178.60 and 8,334.54 is: 11,501.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.24 : 20,178.60 = 8,334.54 : x
  2. Step 2: Convert to fraction form
    14,622.24/20,178.60 = 8,334.54/x
  3. Step 3: Cross multiply
    14,622.24x = 20,178.60 × 8,334.54
  4. Step 4: Simplify right side
    14,622.24x = 168,179,348.84
  5. Step 5: Solve for x
    x = 168,179,348.84/14,622.24
  6. Step 6: Final answer
    x = 11,501.61

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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.