Home / 19,604.16-27,051.84-11,219.04

Finding the Fourth Proportional to 19,604.16, 27,051.84 and 11,219.04

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Solution

The fourth proportional to 19,604.16, 27,051.84 and 11,219.04 is: 15,481.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.16 : 27,051.84 = 11,219.04 : x
  2. Step 2: Convert to fraction form
    19,604.16/27,051.84 = 11,219.04/x
  3. Step 3: Cross multiply
    19,604.16x = 27,051.84 × 11,219.04
  4. Step 4: Simplify right side
    19,604.16x = 303,495,675.03
  5. Step 5: Solve for x
    x = 303,495,675.03/19,604.16
  6. Step 6: Final answer
    x = 15,481.19

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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.