Home / 36,458.97-50,315.75-20,328.09

Finding the Fourth Proportional to 36,458.97, 50,315.75 and 20,328.09

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Solution

The fourth proportional to 36,458.97, 50,315.75 and 20,328.09 is: 28,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.97 : 50,315.75 = 20,328.09 : x
  2. Step 2: Convert to fraction form
    36,458.97/50,315.75 = 20,328.09/x
  3. Step 3: Cross multiply
    36,458.97x = 50,315.75 × 20,328.09
  4. Step 4: Simplify right side
    36,458.97x = 1,022,822,992.78
  5. Step 5: Solve for x
    x = 1,022,822,992.78/36,458.97
  6. Step 6: Final answer
    x = 28,054.08

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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.