Home / 49,682.38-74,512.36-14,142.91

Finding the Fourth Proportional to 49,682.38, 74,512.36 and 14,142.91

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Solution

The fourth proportional to 49,682.38, 74,512.36 and 14,142.91 is: 21,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,682.38 : 74,512.36 = 14,142.91 : x
  2. Step 2: Convert to fraction form
    49,682.38/74,512.36 = 14,142.91/x
  3. Step 3: Cross multiply
    49,682.38x = 74,512.36 × 14,142.91
  4. Step 4: Simplify right side
    49,682.38x = 1,053,821,601.37
  5. Step 5: Solve for x
    x = 1,053,821,601.37/49,682.38
  6. Step 6: Final answer
    x = 21,211.17

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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.