Home / 36,545.56-50,432.88-19,778.56

Finding the Fourth Proportional to 36,545.56, 50,432.88 and 19,778.56

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Solution

The fourth proportional to 36,545.56, 50,432.88 and 19,778.56 is: 27,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.56 : 50,432.88 = 19,778.56 : x
  2. Step 2: Convert to fraction form
    36,545.56/50,432.88 = 19,778.56/x
  3. Step 3: Cross multiply
    36,545.56x = 50,432.88 × 19,778.56
  4. Step 4: Simplify right side
    36,545.56x = 997,489,743.05
  5. Step 5: Solve for x
    x = 997,489,743.05/36,545.56
  6. Step 6: Final answer
    x = 27,294.42

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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.