Home / 23,076.14-31,845.54-12,867.80

Finding the Fourth Proportional to 23,076.14, 31,845.54 and 12,867.80

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Solution

The fourth proportional to 23,076.14, 31,845.54 and 12,867.80 is: 17,757.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,076.14 : 31,845.54 = 12,867.80 : x
  2. Step 2: Convert to fraction form
    23,076.14/31,845.54 = 12,867.80/x
  3. Step 3: Cross multiply
    23,076.14x = 31,845.54 × 12,867.80
  4. Step 4: Simplify right side
    23,076.14x = 409,782,039.61
  5. Step 5: Solve for x
    x = 409,782,039.61/23,076.14
  6. Step 6: Final answer
    x = 17,757.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.