Home / 12,264.60-16,940.61-10,668.09

Finding the Fourth Proportional to 12,264.60, 16,940.61 and 10,668.09

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Solution

The fourth proportional to 12,264.60, 16,940.61 and 10,668.09 is: 14,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.60 : 16,940.61 = 10,668.09 : x
  2. Step 2: Convert to fraction form
    12,264.60/16,940.61 = 10,668.09/x
  3. Step 3: Cross multiply
    12,264.60x = 16,940.61 × 10,668.09
  4. Step 4: Simplify right side
    12,264.60x = 180,723,952.13
  5. Step 5: Solve for x
    x = 180,723,952.13/12,264.60
  6. Step 6: Final answer
    x = 14,735.41

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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.