Home / 19,693.25-27,174.84-10,740.56

Finding the Fourth Proportional to 19,693.25, 27,174.84 and 10,740.56

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Solution

The fourth proportional to 19,693.25, 27,174.84 and 10,740.56 is: 14,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.25 : 27,174.84 = 10,740.56 : x
  2. Step 2: Convert to fraction form
    19,693.25/27,174.84 = 10,740.56/x
  3. Step 3: Cross multiply
    19,693.25x = 27,174.84 × 10,740.56
  4. Step 4: Simplify right side
    19,693.25x = 291,873,074.85
  5. Step 5: Solve for x
    x = 291,873,074.85/19,693.25
  6. Step 6: Final answer
    x = 14,820.97

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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.