Home / 17,909.82-24,733.92-13,426.47

Finding the Fourth Proportional to 17,909.82, 24,733.92 and 13,426.47

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Solution

The fourth proportional to 17,909.82, 24,733.92 and 13,426.47 is: 18,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.82 : 24,733.92 = 13,426.47 : x
  2. Step 2: Convert to fraction form
    17,909.82/24,733.92 = 13,426.47/x
  3. Step 3: Cross multiply
    17,909.82x = 24,733.92 × 13,426.47
  4. Step 4: Simplify right side
    17,909.82x = 332,089,234.86
  5. Step 5: Solve for x
    x = 332,089,234.86/17,909.82
  6. Step 6: Final answer
    x = 18,542.30

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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.