Home / 41,550.04-57,309.96-28,115.38

Finding the Fourth Proportional to 41,550.04, 57,309.96 and 28,115.38

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Solution

The fourth proportional to 41,550.04, 57,309.96 and 28,115.38 is: 38,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,550.04 : 57,309.96 = 28,115.38 : x
  2. Step 2: Convert to fraction form
    41,550.04/57,309.96 = 28,115.38/x
  3. Step 3: Cross multiply
    41,550.04x = 57,309.96 × 28,115.38
  4. Step 4: Simplify right side
    41,550.04x = 1,611,291,303.18
  5. Step 5: Solve for x
    x = 1,611,291,303.18/41,550.04
  6. Step 6: Final answer
    x = 38,779.54

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1.5x scale

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.