Home / 13,893.06-19,171.68-7,604.22

Finding the Fourth Proportional to 13,893.06, 19,171.68 and 7,604.22

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Solution

The fourth proportional to 13,893.06, 19,171.68 and 7,604.22 is: 10,493.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.06 : 19,171.68 = 7,604.22 : x
  2. Step 2: Convert to fraction form
    13,893.06/19,171.68 = 7,604.22/x
  3. Step 3: Cross multiply
    13,893.06x = 19,171.68 × 7,604.22
  4. Step 4: Simplify right side
    13,893.06x = 145,785,672.49
  5. Step 5: Solve for x
    x = 145,785,672.49/13,893.06
  6. Step 6: Final answer
    x = 10,493.42

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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.