Home / 14,600.93-20,149.57-8,229.51

Finding the Fourth Proportional to 14,600.93, 20,149.57 and 8,229.51

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Solution

The fourth proportional to 14,600.93, 20,149.57 and 8,229.51 is: 11,356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.93 : 20,149.57 = 8,229.51 : x
  2. Step 2: Convert to fraction form
    14,600.93/20,149.57 = 8,229.51/x
  3. Step 3: Cross multiply
    14,600.93x = 20,149.57 × 8,229.51
  4. Step 4: Simplify right side
    14,600.93x = 165,821,087.81
  5. Step 5: Solve for x
    x = 165,821,087.81/14,600.93
  6. Step 6: Final answer
    x = 11,356.89

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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.