Home / 19,964.85-29,884.96-14,705.79

Finding the Fourth Proportional to 19,964.85, 29,884.96 and 14,705.79

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Solution

The fourth proportional to 19,964.85, 29,884.96 and 14,705.79 is: 22,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.85 : 29,884.96 = 14,705.79 : x
  2. Step 2: Convert to fraction form
    19,964.85/29,884.96 = 14,705.79/x
  3. Step 3: Cross multiply
    19,964.85x = 29,884.96 × 14,705.79
  4. Step 4: Simplify right side
    19,964.85x = 439,481,852.23
  5. Step 5: Solve for x
    x = 439,481,852.23/19,964.85
  6. Step 6: Final answer
    x = 22,012.78

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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.