Home / 14,234.76-21,352.68-3,846.51

Finding the Fourth Proportional to 14,234.76, 21,352.68 and 3,846.51

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Solution

The fourth proportional to 14,234.76, 21,352.68 and 3,846.51 is: 5,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.76 : 21,352.68 = 3,846.51 : x
  2. Step 2: Convert to fraction form
    14,234.76/21,352.68 = 3,846.51/x
  3. Step 3: Cross multiply
    14,234.76x = 21,352.68 × 3,846.51
  4. Step 4: Simplify right side
    14,234.76x = 82,133,297.15
  5. Step 5: Solve for x
    x = 82,133,297.15/14,234.76
  6. Step 6: Final answer
    x = 5,769.91

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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.