Home / 28,596.62-39,414.05-19,019.38

Finding the Fourth Proportional to 28,596.62, 39,414.05 and 19,019.38

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Solution

The fourth proportional to 28,596.62, 39,414.05 and 19,019.38 is: 26,213.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596.62 : 39,414.05 = 19,019.38 : x
  2. Step 2: Convert to fraction form
    28,596.62/39,414.05 = 19,019.38/x
  3. Step 3: Cross multiply
    28,596.62x = 39,414.05 × 19,019.38
  4. Step 4: Simplify right side
    28,596.62x = 749,630,794.29
  5. Step 5: Solve for x
    x = 749,630,794.29/28,596.62
  6. Step 6: Final answer
    x = 26,213.96

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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.