Home / 36,575.67-50,478.54-20,661.15

Finding the Fourth Proportional to 36,575.67, 50,478.54 and 20,661.15

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Solution

The fourth proportional to 36,575.67, 50,478.54 and 20,661.15 is: 28,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575.67 : 50,478.54 = 20,661.15 : x
  2. Step 2: Convert to fraction form
    36,575.67/50,478.54 = 20,661.15/x
  3. Step 3: Cross multiply
    36,575.67x = 50,478.54 × 20,661.15
  4. Step 4: Simplify right side
    36,575.67x = 1,042,944,686.72
  5. Step 5: Solve for x
    x = 1,042,944,686.72/36,575.67
  6. Step 6: Final answer
    x = 28,514.71

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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.