Home / 14,179.03-19,571.36-8,212.17

Finding the Fourth Proportional to 14,179.03, 19,571.36 and 8,212.17

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Solution

The fourth proportional to 14,179.03, 19,571.36 and 8,212.17 is: 11,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.03 : 19,571.36 = 8,212.17 : x
  2. Step 2: Convert to fraction form
    14,179.03/19,571.36 = 8,212.17/x
  3. Step 3: Cross multiply
    14,179.03x = 19,571.36 × 8,212.17
  4. Step 4: Simplify right side
    14,179.03x = 160,723,258.12
  5. Step 5: Solve for x
    x = 160,723,258.12/14,179.03
  6. Step 6: Final answer
    x = 11,335.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.