Home / 36,290.88-50,081.04-20,374.96

Finding the Fourth Proportional to 36,290.88, 50,081.04 and 20,374.96

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Solution

The fourth proportional to 36,290.88, 50,081.04 and 20,374.96 is: 28,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,290.88 : 50,081.04 = 20,374.96 : x
  2. Step 2: Convert to fraction form
    36,290.88/50,081.04 = 20,374.96/x
  3. Step 3: Cross multiply
    36,290.88x = 50,081.04 × 20,374.96
  4. Step 4: Simplify right side
    36,290.88x = 1,020,399,186.76
  5. Step 5: Solve for x
    x = 1,020,399,186.76/36,290.88
  6. Step 6: Final answer
    x = 28,117.23

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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.