Home / 38,371.86-57,566.03-21,739.86

Finding the Fourth Proportional to 38,371.86, 57,566.03 and 21,739.86

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Solution

The fourth proportional to 38,371.86, 57,566.03 and 21,739.86 is: 32,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371.86 : 57,566.03 = 21,739.86 : x
  2. Step 2: Convert to fraction form
    38,371.86/57,566.03 = 21,739.86/x
  3. Step 3: Cross multiply
    38,371.86x = 57,566.03 × 21,739.86
  4. Step 4: Simplify right side
    38,371.86x = 1,251,477,324.26
  5. Step 5: Solve for x
    x = 1,251,477,324.26/38,371.86
  6. Step 6: Final answer
    x = 32,614.46

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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.