Home / 49,736.34-74,604.72-20,154.75

Finding the Fourth Proportional to 49,736.34, 74,604.72 and 20,154.75

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Solution

The fourth proportional to 49,736.34, 74,604.72 and 20,154.75 is: 30,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,736.34 : 74,604.72 = 20,154.75 : x
  2. Step 2: Convert to fraction form
    49,736.34/74,604.72 = 20,154.75/x
  3. Step 3: Cross multiply
    49,736.34x = 74,604.72 × 20,154.75
  4. Step 4: Simplify right side
    49,736.34x = 1,503,639,480.42
  5. Step 5: Solve for x
    x = 1,503,639,480.42/49,736.34
  6. Step 6: Final answer
    x = 30,232.21

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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.