Home / 36,291.26-50,080.65-20,376.38

Finding the Fourth Proportional to 36,291.26, 50,080.65 and 20,376.38

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Solution

The fourth proportional to 36,291.26, 50,080.65 and 20,376.38 is: 28,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.26 : 50,080.65 = 20,376.38 : x
  2. Step 2: Convert to fraction form
    36,291.26/50,080.65 = 20,376.38/x
  3. Step 3: Cross multiply
    36,291.26x = 50,080.65 × 20,376.38
  4. Step 4: Simplify right side
    36,291.26x = 1,020,462,216.03
  5. Step 5: Solve for x
    x = 1,020,462,216.03/36,291.26
  6. Step 6: Final answer
    x = 28,118.68

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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.