Home / 19,010.93-28,488.31-16,934.90

Finding the Fourth Proportional to 19,010.93, 28,488.31 and 16,934.90

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Solution

The fourth proportional to 19,010.93, 28,488.31 and 16,934.90 is: 25,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.93 : 28,488.31 = 16,934.90 : x
  2. Step 2: Convert to fraction form
    19,010.93/28,488.31 = 16,934.90/x
  3. Step 3: Cross multiply
    19,010.93x = 28,488.31 × 16,934.90
  4. Step 4: Simplify right side
    19,010.93x = 482,446,496.24
  5. Step 5: Solve for x
    x = 482,446,496.24/19,010.93
  6. Step 6: Final answer
    x = 25,377.33

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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.