Home / 36,545.58-50,433-19,778.58

Finding the Fourth Proportional to 36,545.58, 50,433 and 19,778.58

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Solution

The fourth proportional to 36,545.58, 50,433 and 19,778.58 is: 27,294.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.58 : 50,433 = 19,778.58 : x
  2. Step 2: Convert to fraction form
    36,545.58/50,433 = 19,778.58/x
  3. Step 3: Cross multiply
    36,545.58x = 50,433 × 19,778.58
  4. Step 4: Simplify right side
    36,545.58x = 997,493,125.14
  5. Step 5: Solve for x
    x = 997,493,125.14/36,545.58
  6. Step 6: Final answer
    x = 27,294.49

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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.