Home / 24,121.92-36,185.04-8,539.68

Finding the Fourth Proportional to 24,121.92, 36,185.04 and 8,539.68

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Solution

The fourth proportional to 24,121.92, 36,185.04 and 8,539.68 is: 12,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.92 : 36,185.04 = 8,539.68 : x
  2. Step 2: Convert to fraction form
    24,121.92/36,185.04 = 8,539.68/x
  3. Step 3: Cross multiply
    24,121.92x = 36,185.04 × 8,539.68
  4. Step 4: Simplify right side
    24,121.92x = 309,008,662.39
  5. Step 5: Solve for x
    x = 309,008,662.39/24,121.92
  6. Step 6: Final answer
    x = 12,810.28

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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.