Home / 31,150.38-46,733.46-8,963.28

Finding the Fourth Proportional to 31,150.38, 46,733.46 and 8,963.28

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Solution

The fourth proportional to 31,150.38, 46,733.46 and 8,963.28 is: 13,447.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,150.38 : 46,733.46 = 8,963.28 : x
  2. Step 2: Convert to fraction form
    31,150.38/46,733.46 = 8,963.28/x
  3. Step 3: Cross multiply
    31,150.38x = 46,733.46 × 8,963.28
  4. Step 4: Simplify right side
    31,150.38x = 418,885,087.35
  5. Step 5: Solve for x
    x = 418,885,087.35/31,150.38
  6. Step 6: Final answer
    x = 13,447.19

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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.