Home / 14,728.82-20,325.54-8,014.50

Finding the Fourth Proportional to 14,728.82, 20,325.54 and 8,014.50

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Solution

The fourth proportional to 14,728.82, 20,325.54 and 8,014.50 is: 11,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728.82 : 20,325.54 = 8,014.50 : x
  2. Step 2: Convert to fraction form
    14,728.82/20,325.54 = 8,014.50/x
  3. Step 3: Cross multiply
    14,728.82x = 20,325.54 × 8,014.50
  4. Step 4: Simplify right side
    14,728.82x = 162,899,040.33
  5. Step 5: Solve for x
    x = 162,899,040.33/14,728.82
  6. Step 6: Final answer
    x = 11,059.88

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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.