Home / 30,976.96-46,470.66-14,330.20

Finding the Fourth Proportional to 30,976.96, 46,470.66 and 14,330.20

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Solution

The fourth proportional to 30,976.96, 46,470.66 and 14,330.20 is: 21,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,976.96 : 46,470.66 = 14,330.20 : x
  2. Step 2: Convert to fraction form
    30,976.96/46,470.66 = 14,330.20/x
  3. Step 3: Cross multiply
    30,976.96x = 46,470.66 × 14,330.20
  4. Step 4: Simplify right side
    30,976.96x = 665,933,851.93
  5. Step 5: Solve for x
    x = 665,933,851.93/30,976.96
  6. Step 6: Final answer
    x = 21,497.71

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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.