Home / 14,628.56-20,185.92-8,254.58

Finding the Fourth Proportional to 14,628.56, 20,185.92 and 8,254.58

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Solution

The fourth proportional to 14,628.56, 20,185.92 and 8,254.58 is: 11,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.56 : 20,185.92 = 8,254.58 : x
  2. Step 2: Convert to fraction form
    14,628.56/20,185.92 = 8,254.58/x
  3. Step 3: Cross multiply
    14,628.56x = 20,185.92 × 8,254.58
  4. Step 4: Simplify right side
    14,628.56x = 166,626,190.58
  5. Step 5: Solve for x
    x = 166,626,190.58/14,628.56
  6. Step 6: Final answer
    x = 11,390.48

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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.