Home / 28,810.38-43,231.98-23,003.90

Finding the Fourth Proportional to 28,810.38, 43,231.98 and 23,003.90

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Solution

The fourth proportional to 28,810.38, 43,231.98 and 23,003.90 is: 34,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.38 : 43,231.98 = 23,003.90 : x
  2. Step 2: Convert to fraction form
    28,810.38/43,231.98 = 23,003.90/x
  3. Step 3: Cross multiply
    28,810.38x = 43,231.98 × 23,003.90
  4. Step 4: Simplify right side
    28,810.38x = 994,504,047.55
  5. Step 5: Solve for x
    x = 994,504,047.55/28,810.38
  6. Step 6: Final answer
    x = 34,518.94

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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.