Home / 22,352.95-30,847.86-12,281.73

Finding the Fourth Proportional to 22,352.95, 30,847.86 and 12,281.73

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Solution

The fourth proportional to 22,352.95, 30,847.86 and 12,281.73 is: 16,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.95 : 30,847.86 = 12,281.73 : x
  2. Step 2: Convert to fraction form
    22,352.95/30,847.86 = 12,281.73/x
  3. Step 3: Cross multiply
    22,352.95x = 30,847.86 × 12,281.73
  4. Step 4: Simplify right side
    22,352.95x = 378,865,087.60
  5. Step 5: Solve for x
    x = 378,865,087.60/22,352.95
  6. Step 6: Final answer
    x = 16,949.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.