Home / 30,828.78-46,248.94-9,767.96

Finding the Fourth Proportional to 30,828.78, 46,248.94 and 9,767.96

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Solution

The fourth proportional to 30,828.78, 46,248.94 and 9,767.96 is: 14,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.78 : 46,248.94 = 9,767.96 : x
  2. Step 2: Convert to fraction form
    30,828.78/46,248.94 = 9,767.96/x
  3. Step 3: Cross multiply
    30,828.78x = 46,248.94 × 9,767.96
  4. Step 4: Simplify right side
    30,828.78x = 451,757,795.96
  5. Step 5: Solve for x
    x = 451,757,795.96/30,828.78
  6. Step 6: Final answer
    x = 14,653.77

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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.