Home / 45,846.14-68,761.84-12,558.43

Finding the Fourth Proportional to 45,846.14, 68,761.84 and 12,558.43

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Solution

The fourth proportional to 45,846.14, 68,761.84 and 12,558.43 is: 18,835.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,846.14 : 68,761.84 = 12,558.43 : x
  2. Step 2: Convert to fraction form
    45,846.14/68,761.84 = 12,558.43/x
  3. Step 3: Cross multiply
    45,846.14x = 68,761.84 × 12,558.43
  4. Step 4: Simplify right side
    45,846.14x = 863,540,551.01
  5. Step 5: Solve for x
    x = 863,540,551.01/45,846.14
  6. Step 6: Final answer
    x = 18,835.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.