Home / 16,208.82-22,354.38-11,181.06

Finding the Fourth Proportional to 16,208.82, 22,354.38 and 11,181.06

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Solution

The fourth proportional to 16,208.82, 22,354.38 and 11,181.06 is: 15,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.82 : 22,354.38 = 11,181.06 : x
  2. Step 2: Convert to fraction form
    16,208.82/22,354.38 = 11,181.06/x
  3. Step 3: Cross multiply
    16,208.82x = 22,354.38 × 11,181.06
  4. Step 4: Simplify right side
    16,208.82x = 249,945,664.04
  5. Step 5: Solve for x
    x = 249,945,664.04/16,208.82
  6. Step 6: Final answer
    x = 15,420.35

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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.