Home / 12,497.09-18,741.92-10,300.37

Finding the Fourth Proportional to 12,497.09, 18,741.92 and 10,300.37

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Solution

The fourth proportional to 12,497.09, 18,741.92 and 10,300.37 is: 15,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.09 : 18,741.92 = 10,300.37 : x
  2. Step 2: Convert to fraction form
    12,497.09/18,741.92 = 10,300.37/x
  3. Step 3: Cross multiply
    12,497.09x = 18,741.92 × 10,300.37
  4. Step 4: Simplify right side
    12,497.09x = 193,048,565.30
  5. Step 5: Solve for x
    x = 193,048,565.30/12,497.09
  6. Step 6: Final answer
    x = 15,447.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.