Home / 53,183.97-79,788.69-15,233.78

Finding the Fourth Proportional to 53,183.97, 79,788.69 and 15,233.78

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Solution

The fourth proportional to 53,183.97, 79,788.69 and 15,233.78 is: 22,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,183.97 : 79,788.69 = 15,233.78 : x
  2. Step 2: Convert to fraction form
    53,183.97/79,788.69 = 15,233.78/x
  3. Step 3: Cross multiply
    53,183.97x = 79,788.69 × 15,233.78
  4. Step 4: Simplify right side
    53,183.97x = 1,215,483,549.42
  5. Step 5: Solve for x
    x = 1,215,483,549.42/53,183.97
  6. Step 6: Final answer
    x = 22,854.32

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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.