Home / 49,280.40-73,920.60-30,581.55

Finding the Fourth Proportional to 49,280.40, 73,920.60 and 30,581.55

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Solution

The fourth proportional to 49,280.40, 73,920.60 and 30,581.55 is: 45,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280.40 : 73,920.60 = 30,581.55 : x
  2. Step 2: Convert to fraction form
    49,280.40/73,920.60 = 30,581.55/x
  3. Step 3: Cross multiply
    49,280.40x = 73,920.60 × 30,581.55
  4. Step 4: Simplify right side
    49,280.40x = 2,260,606,524.93
  5. Step 5: Solve for x
    x = 2,260,606,524.93/49,280.40
  6. Step 6: Final answer
    x = 45,872.33

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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.