Home / 31,554.16-43,536.97-19,286.46

Finding the Fourth Proportional to 31,554.16, 43,536.97 and 19,286.46

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Solution

The fourth proportional to 31,554.16, 43,536.97 and 19,286.46 is: 26,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.16 : 43,536.97 = 19,286.46 : x
  2. Step 2: Convert to fraction form
    31,554.16/43,536.97 = 19,286.46/x
  3. Step 3: Cross multiply
    31,554.16x = 43,536.97 × 19,286.46
  4. Step 4: Simplify right side
    31,554.16x = 839,673,764.53
  5. Step 5: Solve for x
    x = 839,673,764.53/31,554.16
  6. Step 6: Final answer
    x = 26,610.56

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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.