Home / 14,738.20-22,107.30-12,794.20

Finding the Fourth Proportional to 14,738.20, 22,107.30 and 12,794.20

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Solution

The fourth proportional to 14,738.20, 22,107.30 and 12,794.20 is: 19,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738.20 : 22,107.30 = 12,794.20 : x
  2. Step 2: Convert to fraction form
    14,738.20/22,107.30 = 12,794.20/x
  3. Step 3: Cross multiply
    14,738.20x = 22,107.30 × 12,794.20
  4. Step 4: Simplify right side
    14,738.20x = 282,845,217.66
  5. Step 5: Solve for x
    x = 282,845,217.66/14,738.20
  6. Step 6: Final answer
    x = 19,191.30

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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.