Home / 30,772.46-46,162.79-11,046.40

Finding the Fourth Proportional to 30,772.46, 46,162.79 and 11,046.40

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Solution

The fourth proportional to 30,772.46, 46,162.79 and 11,046.40 is: 16,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.46 : 46,162.79 = 11,046.40 : x
  2. Step 2: Convert to fraction form
    30,772.46/46,162.79 = 11,046.40/x
  3. Step 3: Cross multiply
    30,772.46x = 46,162.79 × 11,046.40
  4. Step 4: Simplify right side
    30,772.46x = 509,932,613.01
  5. Step 5: Solve for x
    x = 509,932,613.01/30,772.46
  6. Step 6: Final answer
    x = 16,571.07

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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.