Home / 14,110.92-21,168.72-4,751.73

Finding the Fourth Proportional to 14,110.92, 21,168.72 and 4,751.73

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Solution

The fourth proportional to 14,110.92, 21,168.72 and 4,751.73 is: 7,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.92 : 21,168.72 = 4,751.73 : x
  2. Step 2: Convert to fraction form
    14,110.92/21,168.72 = 4,751.73/x
  3. Step 3: Cross multiply
    14,110.92x = 21,168.72 × 4,751.73
  4. Step 4: Simplify right side
    14,110.92x = 100,588,041.89
  5. Step 5: Solve for x
    x = 100,588,041.89/14,110.92
  6. Step 6: Final answer
    x = 7,128.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.