Home / 36,545.31-50,433.02-19,778.31

Finding the Fourth Proportional to 36,545.31, 50,433.02 and 19,778.31

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Solution

The fourth proportional to 36,545.31, 50,433.02 and 19,778.31 is: 27,294.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.31 : 50,433.02 = 19,778.31 : x
  2. Step 2: Convert to fraction form
    36,545.31/50,433.02 = 19,778.31/x
  3. Step 3: Cross multiply
    36,545.31x = 50,433.02 × 19,778.31
  4. Step 4: Simplify right side
    36,545.31x = 997,479,903.80
  5. Step 5: Solve for x
    x = 997,479,903.80/36,545.31
  6. Step 6: Final answer
    x = 27,294.33

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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.