Home / 38,324.28-57,495.06-11,672.64

Finding the Fourth Proportional to 38,324.28, 57,495.06 and 11,672.64

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Solution

The fourth proportional to 38,324.28, 57,495.06 and 11,672.64 is: 17,511.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.28 : 57,495.06 = 11,672.64 : x
  2. Step 2: Convert to fraction form
    38,324.28/57,495.06 = 11,672.64/x
  3. Step 3: Cross multiply
    38,324.28x = 57,495.06 × 11,672.64
  4. Step 4: Simplify right side
    38,324.28x = 671,119,137.16
  5. Step 5: Solve for x
    x = 671,119,137.16/38,324.28
  6. Step 6: Final answer
    x = 17,511.59

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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.