Home / 17,949.98-24,771.79-9,992.71

Finding the Fourth Proportional to 17,949.98, 24,771.79 and 9,992.71

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Solution

The fourth proportional to 17,949.98, 24,771.79 and 9,992.71 is: 13,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.98 : 24,771.79 = 9,992.71 : x
  2. Step 2: Convert to fraction form
    17,949.98/24,771.79 = 9,992.71/x
  3. Step 3: Cross multiply
    17,949.98x = 24,771.79 × 9,992.71
  4. Step 4: Simplify right side
    17,949.98x = 247,537,357.11
  5. Step 5: Solve for x
    x = 247,537,357.11/17,949.98
  6. Step 6: Final answer
    x = 13,790.40

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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.