Home / 36,469.68-50,330.94-20,555.64

Finding the Fourth Proportional to 36,469.68, 50,330.94 and 20,555.64

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Solution

The fourth proportional to 36,469.68, 50,330.94 and 20,555.64 is: 28,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,469.68 : 50,330.94 = 20,555.64 : x
  2. Step 2: Convert to fraction form
    36,469.68/50,330.94 = 20,555.64/x
  3. Step 3: Cross multiply
    36,469.68x = 50,330.94 × 20,555.64
  4. Step 4: Simplify right side
    36,469.68x = 1,034,584,683.50
  5. Step 5: Solve for x
    x = 1,034,584,683.50/36,469.68
  6. Step 6: Final answer
    x = 28,368.35

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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.