Home / 53,581.08-80,383.20-16,138.08

Finding the Fourth Proportional to 53,581.08, 80,383.20 and 16,138.08

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Solution

The fourth proportional to 53,581.08, 80,383.20 and 16,138.08 is: 24,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,581.08 : 80,383.20 = 16,138.08 : x
  2. Step 2: Convert to fraction form
    53,581.08/80,383.20 = 16,138.08/x
  3. Step 3: Cross multiply
    53,581.08x = 80,383.20 × 16,138.08
  4. Step 4: Simplify right side
    53,581.08x = 1,297,230,512.26
  5. Step 5: Solve for x
    x = 1,297,230,512.26/53,581.08
  6. Step 6: Final answer
    x = 24,210.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.