Home / 45,512.64-68,286.56-15,933.76

Finding the Fourth Proportional to 45,512.64, 68,286.56 and 15,933.76

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Solution

The fourth proportional to 45,512.64, 68,286.56 and 15,933.76 is: 23,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,512.64 : 68,286.56 = 15,933.76 : x
  2. Step 2: Convert to fraction form
    45,512.64/68,286.56 = 15,933.76/x
  3. Step 3: Cross multiply
    45,512.64x = 68,286.56 × 15,933.76
  4. Step 4: Simplify right side
    45,512.64x = 1,088,061,658.27
  5. Step 5: Solve for x
    x = 1,088,061,658.27/45,512.64
  6. Step 6: Final answer
    x = 23,906.80

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1.5x scale

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.