Home / 30,825.48-46,252.56-9,768.78

Finding the Fourth Proportional to 30,825.48, 46,252.56 and 9,768.78

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Solution

The fourth proportional to 30,825.48, 46,252.56 and 9,768.78 is: 14,657.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825.48 : 46,252.56 = 9,768.78 : x
  2. Step 2: Convert to fraction form
    30,825.48/46,252.56 = 9,768.78/x
  3. Step 3: Cross multiply
    30,825.48x = 46,252.56 × 9,768.78
  4. Step 4: Simplify right side
    30,825.48x = 451,831,083.08
  5. Step 5: Solve for x
    x = 451,831,083.08/30,825.48
  6. Step 6: Final answer
    x = 14,657.71

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1.5x scale

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.