Home / 14,196.43-21,292.21-3,805.75

Finding the Fourth Proportional to 14,196.43, 21,292.21 and 3,805.75

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Solution

The fourth proportional to 14,196.43, 21,292.21 and 3,805.75 is: 5,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196.43 : 21,292.21 = 3,805.75 : x
  2. Step 2: Convert to fraction form
    14,196.43/21,292.21 = 3,805.75/x
  3. Step 3: Cross multiply
    14,196.43x = 21,292.21 × 3,805.75
  4. Step 4: Simplify right side
    14,196.43x = 81,032,828.21
  5. Step 5: Solve for x
    x = 81,032,828.21/14,196.43
  6. Step 6: Final answer
    x = 5,707.97

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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.