Home / 45,923.27-68,875.83-12,634.74

Finding the Fourth Proportional to 45,923.27, 68,875.83 and 12,634.74

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Solution

The fourth proportional to 45,923.27, 68,875.83 and 12,634.74 is: 18,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,923.27 : 68,875.83 = 12,634.74 : x
  2. Step 2: Convert to fraction form
    45,923.27/68,875.83 = 12,634.74/x
  3. Step 3: Cross multiply
    45,923.27x = 68,875.83 × 12,634.74
  4. Step 4: Simplify right side
    45,923.27x = 870,228,204.33
  5. Step 5: Solve for x
    x = 870,228,204.33/45,923.27
  6. Step 6: Final answer
    x = 18,949.62

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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.