Home / 23,970.30-33,076.28-13,896.64

Finding the Fourth Proportional to 23,970.30, 33,076.28 and 13,896.64

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Solution

The fourth proportional to 23,970.30, 33,076.28 and 13,896.64 is: 19,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.30 : 33,076.28 = 13,896.64 : x
  2. Step 2: Convert to fraction form
    23,970.30/33,076.28 = 13,896.64/x
  3. Step 3: Cross multiply
    23,970.30x = 33,076.28 × 13,896.64
  4. Step 4: Simplify right side
    23,970.30x = 459,649,155.70
  5. Step 5: Solve for x
    x = 459,649,155.70/23,970.30
  6. Step 6: Final answer
    x = 19,175.78

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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.