Home / 14,194.44-19,590.66-7,908.84

Finding the Fourth Proportional to 14,194.44, 19,590.66 and 7,908.84

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Solution

The fourth proportional to 14,194.44, 19,590.66 and 7,908.84 is: 10,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.44 : 19,590.66 = 7,908.84 : x
  2. Step 2: Convert to fraction form
    14,194.44/19,590.66 = 7,908.84/x
  3. Step 3: Cross multiply
    14,194.44x = 19,590.66 × 7,908.84
  4. Step 4: Simplify right side
    14,194.44x = 154,939,395.43
  5. Step 5: Solve for x
    x = 154,939,395.43/14,194.44
  6. Step 6: Final answer
    x = 10,915.50

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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.