Home / 14,375.12-21,561.05-3,846.24

Finding the Fourth Proportional to 14,375.12, 21,561.05 and 3,846.24

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Solution

The fourth proportional to 14,375.12, 21,561.05 and 3,846.24 is: 5,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.12 : 21,561.05 = 3,846.24 : x
  2. Step 2: Convert to fraction form
    14,375.12/21,561.05 = 3,846.24/x
  3. Step 3: Cross multiply
    14,375.12x = 21,561.05 × 3,846.24
  4. Step 4: Simplify right side
    14,375.12x = 82,928,982.57
  5. Step 5: Solve for x
    x = 82,928,982.57/14,375.12
  6. Step 6: Final answer
    x = 5,768.93

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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.