Home / 14,744.43-22,138.83-12,686.85

Finding the Fourth Proportional to 14,744.43, 22,138.83 and 12,686.85

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Solution

The fourth proportional to 14,744.43, 22,138.83 and 12,686.85 is: 19,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.43 : 22,138.83 = 12,686.85 : x
  2. Step 2: Convert to fraction form
    14,744.43/22,138.83 = 12,686.85/x
  3. Step 3: Cross multiply
    14,744.43x = 22,138.83 × 12,686.85
  4. Step 4: Simplify right side
    14,744.43x = 280,872,015.39
  5. Step 5: Solve for x
    x = 280,872,015.39/14,744.43
  6. Step 6: Final answer
    x = 19,049.36

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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.