Home / 19,700.68-27,185.83-11,204.87

Finding the Fourth Proportional to 19,700.68, 27,185.83 and 11,204.87

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Solution

The fourth proportional to 19,700.68, 27,185.83 and 11,204.87 is: 15,462.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.68 : 27,185.83 = 11,204.87 : x
  2. Step 2: Convert to fraction form
    19,700.68/27,185.83 = 11,204.87/x
  3. Step 3: Cross multiply
    19,700.68x = 27,185.83 × 11,204.87
  4. Step 4: Simplify right side
    19,700.68x = 304,613,527.05
  5. Step 5: Solve for x
    x = 304,613,527.05/19,700.68
  6. Step 6: Final answer
    x = 15,462.08

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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.