Home / 46,778.54-70,217.75-20,137.71

Finding the Fourth Proportional to 46,778.54, 70,217.75 and 20,137.71

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Solution

The fourth proportional to 46,778.54, 70,217.75 and 20,137.71 is: 30,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,778.54 : 70,217.75 = 20,137.71 : x
  2. Step 2: Convert to fraction form
    46,778.54/70,217.75 = 20,137.71/x
  3. Step 3: Cross multiply
    46,778.54x = 70,217.75 × 20,137.71
  4. Step 4: Simplify right side
    46,778.54x = 1,414,024,736.70
  5. Step 5: Solve for x
    x = 1,414,024,736.70/46,778.54
  6. Step 6: Final answer
    x = 30,228.07

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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.