Home / 14,551.36-20,081.16-8,263.72

Finding the Fourth Proportional to 14,551.36, 20,081.16 and 8,263.72

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Solution

The fourth proportional to 14,551.36, 20,081.16 and 8,263.72 is: 11,404.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.36 : 20,081.16 = 8,263.72 : x
  2. Step 2: Convert to fraction form
    14,551.36/20,081.16 = 8,263.72/x
  3. Step 3: Cross multiply
    14,551.36x = 20,081.16 × 8,263.72
  4. Step 4: Simplify right side
    14,551.36x = 165,945,083.52
  5. Step 5: Solve for x
    x = 165,945,083.52/14,551.36
  6. Step 6: Final answer
    x = 11,404.09

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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.