Home / 41,928.48-57,887.16-28,854

Finding the Fourth Proportional to 41,928.48, 57,887.16 and 28,854

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Solution

The fourth proportional to 41,928.48, 57,887.16 and 28,854 is: 39,836.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,928.48 : 57,887.16 = 28,854 : x
  2. Step 2: Convert to fraction form
    41,928.48/57,887.16 = 28,854/x
  3. Step 3: Cross multiply
    41,928.48x = 57,887.16 × 28,854
  4. Step 4: Simplify right side
    41,928.48x = 1,670,276,114.64
  5. Step 5: Solve for x
    x = 1,670,276,114.64/41,928.48
  6. Step 6: Final answer
    x = 39,836.31

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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.