Home / 14,982.39-20,675.66-8,267.99

Finding the Fourth Proportional to 14,982.39, 20,675.66 and 8,267.99

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Solution

The fourth proportional to 14,982.39, 20,675.66 and 8,267.99 is: 11,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982.39 : 20,675.66 = 8,267.99 : x
  2. Step 2: Convert to fraction form
    14,982.39/20,675.66 = 8,267.99/x
  3. Step 3: Cross multiply
    14,982.39x = 20,675.66 × 8,267.99
  4. Step 4: Simplify right side
    14,982.39x = 170,946,005.41
  5. Step 5: Solve for x
    x = 170,946,005.41/14,982.39
  6. Step 6: Final answer
    x = 11,409.80

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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.