Home / 14,104.80-19,464.89-7,730.97

Finding the Fourth Proportional to 14,104.80, 19,464.89 and 7,730.97

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Solution

The fourth proportional to 14,104.80, 19,464.89 and 7,730.97 is: 10,668.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.80 : 19,464.89 = 7,730.97 : x
  2. Step 2: Convert to fraction form
    14,104.80/19,464.89 = 7,730.97/x
  3. Step 3: Cross multiply
    14,104.80x = 19,464.89 × 7,730.97
  4. Step 4: Simplify right side
    14,104.80x = 150,482,441.99
  5. Step 5: Solve for x
    x = 150,482,441.99/14,104.80
  6. Step 6: Final answer
    x = 10,668.88

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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.