Home / 19,994.45-27,594.47-12,444.44

Finding the Fourth Proportional to 19,994.45, 27,594.47 and 12,444.44

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Solution

The fourth proportional to 19,994.45, 27,594.47 and 12,444.44 is: 17,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.45 : 27,594.47 = 12,444.44 : x
  2. Step 2: Convert to fraction form
    19,994.45/27,594.47 = 12,444.44/x
  3. Step 3: Cross multiply
    19,994.45x = 27,594.47 × 12,444.44
  4. Step 4: Simplify right side
    19,994.45x = 343,397,619.39
  5. Step 5: Solve for x
    x = 343,397,619.39/19,994.45
  6. Step 6: Final answer
    x = 17,174.65

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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.