Home / 14,635.65-20,196.75-8,262.48

Finding the Fourth Proportional to 14,635.65, 20,196.75 and 8,262.48

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Solution

The fourth proportional to 14,635.65, 20,196.75 and 8,262.48 is: 11,401.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.65 : 20,196.75 = 8,262.48 : x
  2. Step 2: Convert to fraction form
    14,635.65/20,196.75 = 8,262.48/x
  3. Step 3: Cross multiply
    14,635.65x = 20,196.75 × 8,262.48
  4. Step 4: Simplify right side
    14,635.65x = 166,875,242.94
  5. Step 5: Solve for x
    x = 166,875,242.94/14,635.65
  6. Step 6: Final answer
    x = 11,401.97

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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.