Home / 17,950.81-24,771.57-9,992.86

Finding the Fourth Proportional to 17,950.81, 24,771.57 and 9,992.86

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Solution

The fourth proportional to 17,950.81, 24,771.57 and 9,992.86 is: 13,789.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.81 : 24,771.57 = 9,992.86 : x
  2. Step 2: Convert to fraction form
    17,950.81/24,771.57 = 9,992.86/x
  3. Step 3: Cross multiply
    17,950.81x = 24,771.57 × 9,992.86
  4. Step 4: Simplify right side
    17,950.81x = 247,538,830.99
  5. Step 5: Solve for x
    x = 247,538,830.99/17,950.81
  6. Step 6: Final answer
    x = 13,789.84

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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.