Home / 36,890.96-50,904.38-20,973.65

Finding the Fourth Proportional to 36,890.96, 50,904.38 and 20,973.65

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Solution

The fourth proportional to 36,890.96, 50,904.38 and 20,973.65 is: 28,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.96 : 50,904.38 = 20,973.65 : x
  2. Step 2: Convert to fraction form
    36,890.96/50,904.38 = 20,973.65/x
  3. Step 3: Cross multiply
    36,890.96x = 50,904.38 × 20,973.65
  4. Step 4: Simplify right side
    36,890.96x = 1,067,650,447.50
  5. Step 5: Solve for x
    x = 1,067,650,447.50/36,890.96
  6. Step 6: Final answer
    x = 28,940.71

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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.