Home / 14,107.20-19,466.56-7,819.44

Finding the Fourth Proportional to 14,107.20, 19,466.56 and 7,819.44

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Solution

The fourth proportional to 14,107.20, 19,466.56 and 7,819.44 is: 10,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.20 : 19,466.56 = 7,819.44 : x
  2. Step 2: Convert to fraction form
    14,107.20/19,466.56 = 7,819.44/x
  3. Step 3: Cross multiply
    14,107.20x = 19,466.56 × 7,819.44
  4. Step 4: Simplify right side
    14,107.20x = 152,217,597.93
  5. Step 5: Solve for x
    x = 152,217,597.93/14,107.20
  6. Step 6: Final answer
    x = 10,790.06

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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.