Home / 28,174.43-38,909.77-24,379.38

Finding the Fourth Proportional to 28,174.43, 38,909.77 and 24,379.38

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Solution

The fourth proportional to 28,174.43, 38,909.77 and 24,379.38 is: 33,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,174.43 : 38,909.77 = 24,379.38 : x
  2. Step 2: Convert to fraction form
    28,174.43/38,909.77 = 24,379.38/x
  3. Step 3: Cross multiply
    28,174.43x = 38,909.77 × 24,379.38
  4. Step 4: Simplify right side
    28,174.43x = 948,596,007.59
  5. Step 5: Solve for x
    x = 948,596,007.59/28,174.43
  6. Step 6: Final answer
    x = 33,668.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.