Home / 33,076.64-45,646.48-18,173.60

Finding the Fourth Proportional to 33,076.64, 45,646.48 and 18,173.60

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Solution

The fourth proportional to 33,076.64, 45,646.48 and 18,173.60 is: 25,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,076.64 : 45,646.48 = 18,173.60 : x
  2. Step 2: Convert to fraction form
    33,076.64/45,646.48 = 18,173.60/x
  3. Step 3: Cross multiply
    33,076.64x = 45,646.48 × 18,173.60
  4. Step 4: Simplify right side
    33,076.64x = 829,560,868.93
  5. Step 5: Solve for x
    x = 829,560,868.93/33,076.64
  6. Step 6: Final answer
    x = 25,079.96

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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.