Home / 14,348.46-19,800.24-8,380.68

Finding the Fourth Proportional to 14,348.46, 19,800.24 and 8,380.68

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Solution

The fourth proportional to 14,348.46, 19,800.24 and 8,380.68 is: 11,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.46 : 19,800.24 = 8,380.68 : x
  2. Step 2: Convert to fraction form
    14,348.46/19,800.24 = 8,380.68/x
  3. Step 3: Cross multiply
    14,348.46x = 19,800.24 × 8,380.68
  4. Step 4: Simplify right side
    14,348.46x = 165,939,475.36
  5. Step 5: Solve for x
    x = 165,939,475.36/14,348.46
  6. Step 6: Final answer
    x = 11,564.97

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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.