Home / 28,992.27-43,425.92-19,580.53

Finding the Fourth Proportional to 28,992.27, 43,425.92 and 19,580.53

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Solution

The fourth proportional to 28,992.27, 43,425.92 and 19,580.53 is: 29,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992.27 : 43,425.92 = 19,580.53 : x
  2. Step 2: Convert to fraction form
    28,992.27/43,425.92 = 19,580.53/x
  3. Step 3: Cross multiply
    28,992.27x = 43,425.92 × 19,580.53
  4. Step 4: Simplify right side
    28,992.27x = 850,302,588.95
  5. Step 5: Solve for x
    x = 850,302,588.95/28,992.27
  6. Step 6: Final answer
    x = 29,328.60

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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.