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Finding the Fourth Proportional to 34,663.80, 51,922.80 and 28,831.80

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Solution

The fourth proportional to 34,663.80, 51,922.80 and 28,831.80 is: 43,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.80 : 51,922.80 = 28,831.80 : x
  2. Step 2: Convert to fraction form
    34,663.80/51,922.80 = 28,831.80/x
  3. Step 3: Cross multiply
    34,663.80x = 51,922.80 × 28,831.80
  4. Step 4: Simplify right side
    34,663.80x = 1,497,027,785.04
  5. Step 5: Solve for x
    x = 1,497,027,785.04/34,663.80
  6. Step 6: Final answer
    x = 43,187.07

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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.