Home / 51,317.84-76,969.20-18,035.48

Finding the Fourth Proportional to 51,317.84, 76,969.20 and 18,035.48

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Solution

The fourth proportional to 51,317.84, 76,969.20 and 18,035.48 is: 27,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,317.84 : 76,969.20 = 18,035.48 : x
  2. Step 2: Convert to fraction form
    51,317.84/76,969.20 = 18,035.48/x
  3. Step 3: Cross multiply
    51,317.84x = 76,969.20 × 18,035.48
  4. Step 4: Simplify right side
    51,317.84x = 1,388,176,467.22
  5. Step 5: Solve for x
    x = 1,388,176,467.22/51,317.84
  6. Step 6: Final answer
    x = 27,050.56

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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.