Home / 14,246.69-21,369.22-3,857.63

Finding the Fourth Proportional to 14,246.69, 21,369.22 and 3,857.63

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Solution

The fourth proportional to 14,246.69, 21,369.22 and 3,857.63 is: 5,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.69 : 21,369.22 = 3,857.63 : x
  2. Step 2: Convert to fraction form
    14,246.69/21,369.22 = 3,857.63/x
  3. Step 3: Cross multiply
    14,246.69x = 21,369.22 × 3,857.63
  4. Step 4: Simplify right side
    14,246.69x = 82,434,427.66
  5. Step 5: Solve for x
    x = 82,434,427.66/14,246.69
  6. Step 6: Final answer
    x = 5,786.22

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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.