Home / 34,150.70-51,148.68-18,328.16

Finding the Fourth Proportional to 34,150.70, 51,148.68 and 18,328.16

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Solution

The fourth proportional to 34,150.70, 51,148.68 and 18,328.16 is: 27,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,150.70 : 51,148.68 = 18,328.16 : x
  2. Step 2: Convert to fraction form
    34,150.70/51,148.68 = 18,328.16/x
  3. Step 3: Cross multiply
    34,150.70x = 51,148.68 × 18,328.16
  4. Step 4: Simplify right side
    34,150.70x = 937,460,935.09
  5. Step 5: Solve for x
    x = 937,460,935.09/34,150.70
  6. Step 6: Final answer
    x = 27,450.71

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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.