Home / 30,849.27-46,276.34-8,664.45

Finding the Fourth Proportional to 30,849.27, 46,276.34 and 8,664.45

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Solution

The fourth proportional to 30,849.27, 46,276.34 and 8,664.45 is: 12,997.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.27 : 46,276.34 = 8,664.45 : x
  2. Step 2: Convert to fraction form
    30,849.27/46,276.34 = 8,664.45/x
  3. Step 3: Cross multiply
    30,849.27x = 46,276.34 × 8,664.45
  4. Step 4: Simplify right side
    30,849.27x = 400,958,990.79
  5. Step 5: Solve for x
    x = 400,958,990.79/30,849.27
  6. Step 6: Final answer
    x = 12,997.36

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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.