Home / 28,831.50-43,250.09-8,055

Finding the Fourth Proportional to 28,831.50, 43,250.09 and 8,055

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Solution

The fourth proportional to 28,831.50, 43,250.09 and 8,055 is: 12,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,831.50 : 43,250.09 = 8,055 : x
  2. Step 2: Convert to fraction form
    28,831.50/43,250.09 = 8,055/x
  3. Step 3: Cross multiply
    28,831.50x = 43,250.09 × 8,055
  4. Step 4: Simplify right side
    28,831.50x = 348,379,434.68
  5. Step 5: Solve for x
    x = 348,379,434.68/28,831.50
  6. Step 6: Final answer
    x = 12,083.29

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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.