Home / 14,736.56-20,337.06-8,450.15

Finding the Fourth Proportional to 14,736.56, 20,337.06 and 8,450.15

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Solution

The fourth proportional to 14,736.56, 20,337.06 and 8,450.15 is: 11,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.56 : 20,337.06 = 8,450.15 : x
  2. Step 2: Convert to fraction form
    14,736.56/20,337.06 = 8,450.15/x
  3. Step 3: Cross multiply
    14,736.56x = 20,337.06 × 8,450.15
  4. Step 4: Simplify right side
    14,736.56x = 171,851,105.87
  5. Step 5: Solve for x
    x = 171,851,105.87/14,736.56
  6. Step 6: Final answer
    x = 11,661.55

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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.