Home / 23,470.25-35,205.38-7,887.88

Finding the Fourth Proportional to 23,470.25, 35,205.38 and 7,887.88

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Solution

The fourth proportional to 23,470.25, 35,205.38 and 7,887.88 is: 11,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470.25 : 35,205.38 = 7,887.88 : x
  2. Step 2: Convert to fraction form
    23,470.25/35,205.38 = 7,887.88/x
  3. Step 3: Cross multiply
    23,470.25x = 35,205.38 × 7,887.88
  4. Step 4: Simplify right side
    23,470.25x = 277,695,597.33
  5. Step 5: Solve for x
    x = 277,695,597.33/23,470.25
  6. Step 6: Final answer
    x = 11,831.81

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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.