Home / 21,735.04-29,994.32-11,799.04

Finding the Fourth Proportional to 21,735.04, 29,994.32 and 11,799.04

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Solution

The fourth proportional to 21,735.04, 29,994.32 and 11,799.04 is: 16,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.04 : 29,994.32 = 11,799.04 : x
  2. Step 2: Convert to fraction form
    21,735.04/29,994.32 = 11,799.04/x
  3. Step 3: Cross multiply
    21,735.04x = 29,994.32 × 11,799.04
  4. Step 4: Simplify right side
    21,735.04x = 353,904,181.45
  5. Step 5: Solve for x
    x = 353,904,181.45/21,735.04
  6. Step 6: Final answer
    x = 16,282.66

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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.