Home / 45,744.96-68,610.39-12,467.71

Finding the Fourth Proportional to 45,744.96, 68,610.39 and 12,467.71

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Solution

The fourth proportional to 45,744.96, 68,610.39 and 12,467.71 is: 18,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,744.96 : 68,610.39 = 12,467.71 : x
  2. Step 2: Convert to fraction form
    45,744.96/68,610.39 = 12,467.71/x
  3. Step 3: Cross multiply
    45,744.96x = 68,610.39 × 12,467.71
  4. Step 4: Simplify right side
    45,744.96x = 855,414,484.52
  5. Step 5: Solve for x
    x = 855,414,484.52/45,744.96
  6. Step 6: Final answer
    x = 18,699.64

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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.