Home / 41,940.51-57,914.84-28,543.77

Finding the Fourth Proportional to 41,940.51, 57,914.84 and 28,543.77

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Solution

The fourth proportional to 41,940.51, 57,914.84 and 28,543.77 is: 39,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.51 : 57,914.84 = 28,543.77 : x
  2. Step 2: Convert to fraction form
    41,940.51/57,914.84 = 28,543.77/x
  3. Step 3: Cross multiply
    41,940.51x = 57,914.84 × 28,543.77
  4. Step 4: Simplify right side
    41,940.51x = 1,653,107,580.32
  5. Step 5: Solve for x
    x = 1,653,107,580.32/41,940.51
  6. Step 6: Final answer
    x = 39,415.53

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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.