Home / 14,141.98-21,180.66-6,751.64

Finding the Fourth Proportional to 14,141.98, 21,180.66 and 6,751.64

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Solution

The fourth proportional to 14,141.98, 21,180.66 and 6,751.64 is: 10,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.98 : 21,180.66 = 6,751.64 : x
  2. Step 2: Convert to fraction form
    14,141.98/21,180.66 = 6,751.64/x
  3. Step 3: Cross multiply
    14,141.98x = 21,180.66 × 6,751.64
  4. Step 4: Simplify right side
    14,141.98x = 143,004,191.28
  5. Step 5: Solve for x
    x = 143,004,191.28/14,141.98
  6. Step 6: Final answer
    x = 10,112.03

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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.