Home / 14,980.33-20,674.07-8,267.30

Finding the Fourth Proportional to 14,980.33, 20,674.07 and 8,267.30

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Solution

The fourth proportional to 14,980.33, 20,674.07 and 8,267.30 is: 11,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980.33 : 20,674.07 = 8,267.30 : x
  2. Step 2: Convert to fraction form
    14,980.33/20,674.07 = 8,267.30/x
  3. Step 3: Cross multiply
    14,980.33x = 20,674.07 × 8,267.30
  4. Step 4: Simplify right side
    14,980.33x = 170,918,738.91
  5. Step 5: Solve for x
    x = 170,918,738.91/14,980.33
  6. Step 6: Final answer
    x = 11,409.54

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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.