Home / 18,810.44-25,954.98-12,093.80

Finding the Fourth Proportional to 18,810.44, 25,954.98 and 12,093.80

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Solution

The fourth proportional to 18,810.44, 25,954.98 and 12,093.80 is: 16,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810.44 : 25,954.98 = 12,093.80 : x
  2. Step 2: Convert to fraction form
    18,810.44/25,954.98 = 12,093.80/x
  3. Step 3: Cross multiply
    18,810.44x = 25,954.98 × 12,093.80
  4. Step 4: Simplify right side
    18,810.44x = 313,894,337.12
  5. Step 5: Solve for x
    x = 313,894,337.12/18,810.44
  6. Step 6: Final answer
    x = 16,687.24

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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.