Home / 14,983.87-20,679.57-8,610.46

Finding the Fourth Proportional to 14,983.87, 20,679.57 and 8,610.46

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Solution

The fourth proportional to 14,983.87, 20,679.57 and 8,610.46 is: 11,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.87 : 20,679.57 = 8,610.46 : x
  2. Step 2: Convert to fraction form
    14,983.87/20,679.57 = 8,610.46/x
  3. Step 3: Cross multiply
    14,983.87x = 20,679.57 × 8,610.46
  4. Step 4: Simplify right side
    14,983.87x = 178,060,610.30
  5. Step 5: Solve for x
    x = 178,060,610.30/14,983.87
  6. Step 6: Final answer
    x = 11,883.49

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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.