Home / 38,489.08-57,739.68-16,302.60

Finding the Fourth Proportional to 38,489.08, 57,739.68 and 16,302.60

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Solution

The fourth proportional to 38,489.08, 57,739.68 and 16,302.60 is: 24,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,489.08 : 57,739.68 = 16,302.60 : x
  2. Step 2: Convert to fraction form
    38,489.08/57,739.68 = 16,302.60/x
  3. Step 3: Cross multiply
    38,489.08x = 57,739.68 × 16,302.60
  4. Step 4: Simplify right side
    38,489.08x = 941,306,907.17
  5. Step 5: Solve for x
    x = 941,306,907.17/38,489.08
  6. Step 6: Final answer
    x = 24,456.47

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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.