Home / 53,467.43-80,198.51-13,486.64

Finding the Fourth Proportional to 53,467.43, 80,198.51 and 13,486.64

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Solution

The fourth proportional to 53,467.43, 80,198.51 and 13,486.64 is: 20,229.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,467.43 : 80,198.51 = 13,486.64 : x
  2. Step 2: Convert to fraction form
    53,467.43/80,198.51 = 13,486.64/x
  3. Step 3: Cross multiply
    53,467.43x = 80,198.51 × 13,486.64
  4. Step 4: Simplify right side
    53,467.43x = 1,081,607,964.48
  5. Step 5: Solve for x
    x = 1,081,607,964.48/53,467.43
  6. Step 6: Final answer
    x = 20,229.29

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1.5x scale

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.