Home / 19,450.40-26,837.76-11,493.92

Finding the Fourth Proportional to 19,450.40, 26,837.76 and 11,493.92

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Solution

The fourth proportional to 19,450.40, 26,837.76 and 11,493.92 is: 15,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.40 : 26,837.76 = 11,493.92 : x
  2. Step 2: Convert to fraction form
    19,450.40/26,837.76 = 11,493.92/x
  3. Step 3: Cross multiply
    19,450.40x = 26,837.76 × 11,493.92
  4. Step 4: Simplify right side
    19,450.40x = 308,471,066.42
  5. Step 5: Solve for x
    x = 308,471,066.42/19,450.40
  6. Step 6: Final answer
    x = 15,859.37

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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.