Home / 13,845.44-19,096.84-9,243.90

Finding the Fourth Proportional to 13,845.44, 19,096.84 and 9,243.90

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Solution

The fourth proportional to 13,845.44, 19,096.84 and 9,243.90 is: 12,749.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,845.44 : 19,096.84 = 9,243.90 : x
  2. Step 2: Convert to fraction form
    13,845.44/19,096.84 = 9,243.90/x
  3. Step 3: Cross multiply
    13,845.44x = 19,096.84 × 9,243.90
  4. Step 4: Simplify right side
    13,845.44x = 176,529,279.28
  5. Step 5: Solve for x
    x = 176,529,279.28/13,845.44
  6. Step 6: Final answer
    x = 12,749.99

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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.