Home / 49,936.21-74,904.52-12,496.18

Finding the Fourth Proportional to 49,936.21, 74,904.52 and 12,496.18

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Solution

The fourth proportional to 49,936.21, 74,904.52 and 12,496.18 is: 18,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,936.21 : 74,904.52 = 12,496.18 : x
  2. Step 2: Convert to fraction form
    49,936.21/74,904.52 = 12,496.18/x
  3. Step 3: Cross multiply
    49,936.21x = 74,904.52 × 12,496.18
  4. Step 4: Simplify right side
    49,936.21x = 936,020,364.73
  5. Step 5: Solve for x
    x = 936,020,364.73/49,936.21
  6. Step 6: Final answer
    x = 18,744.32

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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.