Home / 28,769.74-43,110.65-19,375.02

Finding the Fourth Proportional to 28,769.74, 43,110.65 and 19,375.02

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Solution

The fourth proportional to 28,769.74, 43,110.65 and 19,375.02 is: 29,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,769.74 : 43,110.65 = 19,375.02 : x
  2. Step 2: Convert to fraction form
    28,769.74/43,110.65 = 19,375.02/x
  3. Step 3: Cross multiply
    28,769.74x = 43,110.65 × 19,375.02
  4. Step 4: Simplify right side
    28,769.74x = 835,269,705.96
  5. Step 5: Solve for x
    x = 835,269,705.96/28,769.74
  6. Step 6: Final answer
    x = 29,032.93

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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.