Home / 14,652.13-20,220.30-8,365.09

Finding the Fourth Proportional to 14,652.13, 20,220.30 and 8,365.09

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Solution

The fourth proportional to 14,652.13, 20,220.30 and 8,365.09 is: 11,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.13 : 20,220.30 = 8,365.09 : x
  2. Step 2: Convert to fraction form
    14,652.13/20,220.30 = 8,365.09/x
  3. Step 3: Cross multiply
    14,652.13x = 20,220.30 × 8,365.09
  4. Step 4: Simplify right side
    14,652.13x = 169,144,629.33
  5. Step 5: Solve for x
    x = 169,144,629.33/14,652.13
  6. Step 6: Final answer
    x = 11,544.03

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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.