Home / 12,766.17-19,136.09-9,247.33

Finding the Fourth Proportional to 12,766.17, 19,136.09 and 9,247.33

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Solution

The fourth proportional to 12,766.17, 19,136.09 and 9,247.33 is: 13,861.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.17 : 19,136.09 = 9,247.33 : x
  2. Step 2: Convert to fraction form
    12,766.17/19,136.09 = 9,247.33/x
  3. Step 3: Cross multiply
    12,766.17x = 19,136.09 × 9,247.33
  4. Step 4: Simplify right side
    12,766.17x = 176,957,597.22
  5. Step 5: Solve for x
    x = 176,957,597.22/12,766.17
  6. Step 6: Final answer
    x = 13,861.45

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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.