Home / 14,050.96-21,076.41-4,189.99

Finding the Fourth Proportional to 14,050.96, 21,076.41 and 4,189.99

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Solution

The fourth proportional to 14,050.96, 21,076.41 and 4,189.99 is: 6,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.96 : 21,076.41 = 4,189.99 : x
  2. Step 2: Convert to fraction form
    14,050.96/21,076.41 = 4,189.99/x
  3. Step 3: Cross multiply
    14,050.96x = 21,076.41 × 4,189.99
  4. Step 4: Simplify right side
    14,050.96x = 88,309,947.14
  5. Step 5: Solve for x
    x = 88,309,947.14/14,050.96
  6. Step 6: Final answer
    x = 6,284.98

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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.