Home / 22,352.85-30,846.42-12,143.75

Finding the Fourth Proportional to 22,352.85, 30,846.42 and 12,143.75

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Solution

The fourth proportional to 22,352.85, 30,846.42 and 12,143.75 is: 16,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.85 : 30,846.42 = 12,143.75 : x
  2. Step 2: Convert to fraction form
    22,352.85/30,846.42 = 12,143.75/x
  3. Step 3: Cross multiply
    22,352.85x = 30,846.42 × 12,143.75
  4. Step 4: Simplify right side
    22,352.85x = 374,591,058.64
  5. Step 5: Solve for x
    x = 374,591,058.64/22,352.85
  6. Step 6: Final answer
    x = 16,758.09

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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.