Home / 13,934.97-19,233.23-8,349.21

Finding the Fourth Proportional to 13,934.97, 19,233.23 and 8,349.21

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Solution

The fourth proportional to 13,934.97, 19,233.23 and 8,349.21 is: 11,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.97 : 19,233.23 = 8,349.21 : x
  2. Step 2: Convert to fraction form
    13,934.97/19,233.23 = 8,349.21/x
  3. Step 3: Cross multiply
    13,934.97x = 19,233.23 × 8,349.21
  4. Step 4: Simplify right side
    13,934.97x = 160,582,234.50
  5. Step 5: Solve for x
    x = 160,582,234.50/13,934.97
  6. Step 6: Final answer
    x = 11,523.69

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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.