Home / 31,994.11-44,144.36-19,416.43

Finding the Fourth Proportional to 31,994.11, 44,144.36 and 19,416.43

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Solution

The fourth proportional to 31,994.11, 44,144.36 and 19,416.43 is: 26,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,994.11 : 44,144.36 = 19,416.43 : x
  2. Step 2: Convert to fraction form
    31,994.11/44,144.36 = 19,416.43/x
  3. Step 3: Cross multiply
    31,994.11x = 44,144.36 × 19,416.43
  4. Step 4: Simplify right side
    31,994.11x = 857,125,778.75
  5. Step 5: Solve for x
    x = 857,125,778.75/31,994.11
  6. Step 6: Final answer
    x = 26,790.11

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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.