Home / 36,388.08-50,217.60-20,473.68

Finding the Fourth Proportional to 36,388.08, 50,217.60 and 20,473.68

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Solution

The fourth proportional to 36,388.08, 50,217.60 and 20,473.68 is: 28,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,388.08 : 50,217.60 = 20,473.68 : x
  2. Step 2: Convert to fraction form
    36,388.08/50,217.60 = 20,473.68/x
  3. Step 3: Cross multiply
    36,388.08x = 50,217.60 × 20,473.68
  4. Step 4: Simplify right side
    36,388.08x = 1,028,139,072.77
  5. Step 5: Solve for x
    x = 1,028,139,072.77/36,388.08
  6. Step 6: Final answer
    x = 28,254.83

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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.