Home / 14,843.03-20,483.37-8,129.07

Finding the Fourth Proportional to 14,843.03, 20,483.37 and 8,129.07

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Solution

The fourth proportional to 14,843.03, 20,483.37 and 8,129.07 is: 11,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,843.03 : 20,483.37 = 8,129.07 : x
  2. Step 2: Convert to fraction form
    14,843.03/20,483.37 = 8,129.07/x
  3. Step 3: Cross multiply
    14,843.03x = 20,483.37 × 8,129.07
  4. Step 4: Simplify right side
    14,843.03x = 166,510,748.57
  5. Step 5: Solve for x
    x = 166,510,748.57/14,843.03
  6. Step 6: Final answer
    x = 11,218.11

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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.