Home / 31,286.88-46,925.28-13,753.44

Finding the Fourth Proportional to 31,286.88, 46,925.28 and 13,753.44

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Solution

The fourth proportional to 31,286.88, 46,925.28 and 13,753.44 is: 20,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,286.88 : 46,925.28 = 13,753.44 : x
  2. Step 2: Convert to fraction form
    31,286.88/46,925.28 = 13,753.44/x
  3. Step 3: Cross multiply
    31,286.88x = 46,925.28 × 13,753.44
  4. Step 4: Simplify right side
    31,286.88x = 645,384,022.96
  5. Step 5: Solve for x
    x = 645,384,022.96/31,286.88
  6. Step 6: Final answer
    x = 20,627.94

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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.