Home / 16,764.56-23,138.43-9,693.26

Finding the Fourth Proportional to 16,764.56, 23,138.43 and 9,693.26

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Solution

The fourth proportional to 16,764.56, 23,138.43 and 9,693.26 is: 13,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.56 : 23,138.43 = 9,693.26 : x
  2. Step 2: Convert to fraction form
    16,764.56/23,138.43 = 9,693.26/x
  3. Step 3: Cross multiply
    16,764.56x = 23,138.43 × 9,693.26
  4. Step 4: Simplify right side
    16,764.56x = 224,286,817.98
  5. Step 5: Solve for x
    x = 224,286,817.98/16,764.56
  6. Step 6: Final answer
    x = 13,378.63

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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.