Home / 14,251-21,378.21-5,936.65

Finding the Fourth Proportional to 14,251, 21,378.21 and 5,936.65

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Solution

The fourth proportional to 14,251, 21,378.21 and 5,936.65 is: 8,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251 : 21,378.21 = 5,936.65 : x
  2. Step 2: Convert to fraction form
    14,251/21,378.21 = 5,936.65/x
  3. Step 3: Cross multiply
    14,251x = 21,378.21 × 5,936.65
  4. Step 4: Simplify right side
    14,251x = 126,914,950.40
  5. Step 5: Solve for x
    x = 126,914,950.40/14,251
  6. Step 6: Final answer
    x = 8,905.69

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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.