Home / 14,664.38-20,237.04-8,376.75

Finding the Fourth Proportional to 14,664.38, 20,237.04 and 8,376.75

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Solution

The fourth proportional to 14,664.38, 20,237.04 and 8,376.75 is: 11,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.38 : 20,237.04 = 8,376.75 : x
  2. Step 2: Convert to fraction form
    14,664.38/20,237.04 = 8,376.75/x
  3. Step 3: Cross multiply
    14,664.38x = 20,237.04 × 8,376.75
  4. Step 4: Simplify right side
    14,664.38x = 169,520,624.82
  5. Step 5: Solve for x
    x = 169,520,624.82/14,664.38
  6. Step 6: Final answer
    x = 11,560.03

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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.