Home / 19,448.82-26,833.14-11,493.72

Finding the Fourth Proportional to 19,448.82, 26,833.14 and 11,493.72

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Solution

The fourth proportional to 19,448.82, 26,833.14 and 11,493.72 is: 15,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.82 : 26,833.14 = 11,493.72 : x
  2. Step 2: Convert to fraction form
    19,448.82/26,833.14 = 11,493.72/x
  3. Step 3: Cross multiply
    19,448.82x = 26,833.14 × 11,493.72
  4. Step 4: Simplify right side
    19,448.82x = 308,412,597.88
  5. Step 5: Solve for x
    x = 308,412,597.88/19,448.82
  6. Step 6: Final answer
    x = 15,857.65

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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.