Home / 13,814.94-19,059.23-7,845.80

Finding the Fourth Proportional to 13,814.94, 19,059.23 and 7,845.80

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Solution

The fourth proportional to 13,814.94, 19,059.23 and 7,845.80 is: 10,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.94 : 19,059.23 = 7,845.80 : x
  2. Step 2: Convert to fraction form
    13,814.94/19,059.23 = 7,845.80/x
  3. Step 3: Cross multiply
    13,814.94x = 19,059.23 × 7,845.80
  4. Step 4: Simplify right side
    13,814.94x = 149,534,906.73
  5. Step 5: Solve for x
    x = 149,534,906.73/13,814.94
  6. Step 6: Final answer
    x = 10,824.14

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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.