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Finding the Fourth Proportional to 12,804.44, 19,203.42 and 4,034.84

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Solution

The fourth proportional to 12,804.44, 19,203.42 and 4,034.84 is: 6,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.44 : 19,203.42 = 4,034.84 : x
  2. Step 2: Convert to fraction form
    12,804.44/19,203.42 = 4,034.84/x
  3. Step 3: Cross multiply
    12,804.44x = 19,203.42 × 4,034.84
  4. Step 4: Simplify right side
    12,804.44x = 77,482,727.15
  5. Step 5: Solve for x
    x = 77,482,727.15/12,804.44
  6. Step 6: Final answer
    x = 6,051.24

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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.