Home / 19,329.36-28,994.04-12,796.98

Finding the Fourth Proportional to 19,329.36, 28,994.04 and 12,796.98

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Solution

The fourth proportional to 19,329.36, 28,994.04 and 12,796.98 is: 19,195.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.36 : 28,994.04 = 12,796.98 : x
  2. Step 2: Convert to fraction form
    19,329.36/28,994.04 = 12,796.98/x
  3. Step 3: Cross multiply
    19,329.36x = 28,994.04 × 12,796.98
  4. Step 4: Simplify right side
    19,329.36x = 371,036,150.00
  5. Step 5: Solve for x
    x = 371,036,150.00/19,329.36
  6. Step 6: Final answer
    x = 19,195.47

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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.