Home / 38,499.26-57,674.10-21,807.86

Finding the Fourth Proportional to 38,499.26, 57,674.10 and 21,807.86

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Solution

The fourth proportional to 38,499.26, 57,674.10 and 21,807.86 is: 32,669.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499.26 : 57,674.10 = 21,807.86 : x
  2. Step 2: Convert to fraction form
    38,499.26/57,674.10 = 21,807.86/x
  3. Step 3: Cross multiply
    38,499.26x = 57,674.10 × 21,807.86
  4. Step 4: Simplify right side
    38,499.26x = 1,257,748,698.43
  5. Step 5: Solve for x
    x = 1,257,748,698.43/38,499.26
  6. Step 6: Final answer
    x = 32,669.43

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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.