Home / 51,192.21-76,788.51-15,653.37

Finding the Fourth Proportional to 51,192.21, 76,788.51 and 15,653.37

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Solution

The fourth proportional to 51,192.21, 76,788.51 and 15,653.37 is: 23,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,192.21 : 76,788.51 = 15,653.37 : x
  2. Step 2: Convert to fraction form
    51,192.21/76,788.51 = 15,653.37/x
  3. Step 3: Cross multiply
    51,192.21x = 76,788.51 × 15,653.37
  4. Step 4: Simplify right side
    51,192.21x = 1,201,998,958.78
  5. Step 5: Solve for x
    x = 1,201,998,958.78/51,192.21
  6. Step 6: Final answer
    x = 23,480.11

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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.