Home / 12,605.63-17,394.26-7,299.73

Finding the Fourth Proportional to 12,605.63, 17,394.26 and 7,299.73

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Solution

The fourth proportional to 12,605.63, 17,394.26 and 7,299.73 is: 10,072.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,605.63 : 17,394.26 = 7,299.73 : x
  2. Step 2: Convert to fraction form
    12,605.63/17,394.26 = 7,299.73/x
  3. Step 3: Cross multiply
    12,605.63x = 17,394.26 × 7,299.73
  4. Step 4: Simplify right side
    12,605.63x = 126,973,376.31
  5. Step 5: Solve for x
    x = 126,973,376.31/12,605.63
  6. Step 6: Final answer
    x = 10,072.75

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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.