Home / 49,936.64-74,915.76-14,879.12

Finding the Fourth Proportional to 49,936.64, 74,915.76 and 14,879.12

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Solution

The fourth proportional to 49,936.64, 74,915.76 and 14,879.12 is: 22,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,936.64 : 74,915.76 = 14,879.12 : x
  2. Step 2: Convert to fraction form
    49,936.64/74,915.76 = 14,879.12/x
  3. Step 3: Cross multiply
    49,936.64x = 74,915.76 × 14,879.12
  4. Step 4: Simplify right side
    49,936.64x = 1,114,680,582.93
  5. Step 5: Solve for x
    x = 1,114,680,582.93/49,936.64
  6. Step 6: Final answer
    x = 22,321.90

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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.