Home / 19,301.44-28,952.32-5,450.56

Finding the Fourth Proportional to 19,301.44, 28,952.32 and 5,450.56

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Solution

The fourth proportional to 19,301.44, 28,952.32 and 5,450.56 is: 8,175.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.44 : 28,952.32 = 5,450.56 : x
  2. Step 2: Convert to fraction form
    19,301.44/28,952.32 = 5,450.56/x
  3. Step 3: Cross multiply
    19,301.44x = 28,952.32 × 5,450.56
  4. Step 4: Simplify right side
    19,301.44x = 157,806,357.30
  5. Step 5: Solve for x
    x = 157,806,357.30/19,301.44
  6. Step 6: Final answer
    x = 8,175.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.