Home / 19,338.88-28,876.01-17,324.56

Finding the Fourth Proportional to 19,338.88, 28,876.01 and 17,324.56

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Solution

The fourth proportional to 19,338.88, 28,876.01 and 17,324.56 is: 25,868.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.88 : 28,876.01 = 17,324.56 : x
  2. Step 2: Convert to fraction form
    19,338.88/28,876.01 = 17,324.56/x
  3. Step 3: Cross multiply
    19,338.88x = 28,876.01 × 17,324.56
  4. Step 4: Simplify right side
    19,338.88x = 500,264,060.43
  5. Step 5: Solve for x
    x = 500,264,060.43/19,338.88
  6. Step 6: Final answer
    x = 25,868.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.