Home / 36,724.86-50,677.45-20,811.80

Finding the Fourth Proportional to 36,724.86, 50,677.45 and 20,811.80

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Solution

The fourth proportional to 36,724.86, 50,677.45 and 20,811.80 is: 28,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,724.86 : 50,677.45 = 20,811.80 : x
  2. Step 2: Convert to fraction form
    36,724.86/50,677.45 = 20,811.80/x
  3. Step 3: Cross multiply
    36,724.86x = 50,677.45 × 20,811.80
  4. Step 4: Simplify right side
    36,724.86x = 1,054,689,028.57
  5. Step 5: Solve for x
    x = 1,054,689,028.57/36,724.86
  6. Step 6: Final answer
    x = 28,718.67

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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.