Home / 11,980.24-17,969.48-4,482.36

Finding the Fourth Proportional to 11,980.24, 17,969.48 and 4,482.36

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Solution

The fourth proportional to 11,980.24, 17,969.48 and 4,482.36 is: 6,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980.24 : 17,969.48 = 4,482.36 : x
  2. Step 2: Convert to fraction form
    11,980.24/17,969.48 = 4,482.36/x
  3. Step 3: Cross multiply
    11,980.24x = 17,969.48 × 4,482.36
  4. Step 4: Simplify right side
    11,980.24x = 80,545,678.37
  5. Step 5: Solve for x
    x = 80,545,678.37/11,980.24
  6. Step 6: Final answer
    x = 6,723.21

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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.