Home / 13,516.20-20,262.56-6,492.69

Finding the Fourth Proportional to 13,516.20, 20,262.56 and 6,492.69

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Solution

The fourth proportional to 13,516.20, 20,262.56 and 6,492.69 is: 9,733.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,516.20 : 20,262.56 = 6,492.69 : x
  2. Step 2: Convert to fraction form
    13,516.20/20,262.56 = 6,492.69/x
  3. Step 3: Cross multiply
    13,516.20x = 20,262.56 × 6,492.69
  4. Step 4: Simplify right side
    13,516.20x = 131,558,488.22
  5. Step 5: Solve for x
    x = 131,558,488.22/13,516.20
  6. Step 6: Final answer
    x = 9,733.39

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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.