Home / 41,051.96-56,568-28,309.04

Finding the Fourth Proportional to 41,051.96, 56,568 and 28,309.04

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Solution

The fourth proportional to 41,051.96, 56,568 and 28,309.04 is: 39,008.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,051.96 : 56,568 = 28,309.04 : x
  2. Step 2: Convert to fraction form
    41,051.96/56,568 = 28,309.04/x
  3. Step 3: Cross multiply
    41,051.96x = 56,568 × 28,309.04
  4. Step 4: Simplify right side
    41,051.96x = 1,601,385,774.72
  5. Step 5: Solve for x
    x = 1,601,385,774.72/41,051.96
  6. Step 6: Final answer
    x = 39,008.75

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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.