Home / 14,744.78-20,349.67-8,373.46

Finding the Fourth Proportional to 14,744.78, 20,349.67 and 8,373.46

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Solution

The fourth proportional to 14,744.78, 20,349.67 and 8,373.46 is: 11,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.78 : 20,349.67 = 8,373.46 : x
  2. Step 2: Convert to fraction form
    14,744.78/20,349.67 = 8,373.46/x
  3. Step 3: Cross multiply
    14,744.78x = 20,349.67 × 8,373.46
  4. Step 4: Simplify right side
    14,744.78x = 170,397,105.89
  5. Step 5: Solve for x
    x = 170,397,105.89/14,744.78
  6. Step 6: Final answer
    x = 11,556.44

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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.