Home / 23,185.36-34,778.31-6,545.80

Finding the Fourth Proportional to 23,185.36, 34,778.31 and 6,545.80

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Solution

The fourth proportional to 23,185.36, 34,778.31 and 6,545.80 is: 9,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.36 : 34,778.31 = 6,545.80 : x
  2. Step 2: Convert to fraction form
    23,185.36/34,778.31 = 6,545.80/x
  3. Step 3: Cross multiply
    23,185.36x = 34,778.31 × 6,545.80
  4. Step 4: Simplify right side
    23,185.36x = 227,651,861.60
  5. Step 5: Solve for x
    x = 227,651,861.60/23,185.36
  6. Step 6: Final answer
    x = 9,818.78

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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.