Home / 14,744.26-20,348.94-8,456.50

Finding the Fourth Proportional to 14,744.26, 20,348.94 and 8,456.50

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Solution

The fourth proportional to 14,744.26, 20,348.94 and 8,456.50 is: 11,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.26 : 20,348.94 = 8,456.50 : x
  2. Step 2: Convert to fraction form
    14,744.26/20,348.94 = 8,456.50/x
  3. Step 3: Cross multiply
    14,744.26x = 20,348.94 × 8,456.50
  4. Step 4: Simplify right side
    14,744.26x = 172,080,811.11
  5. Step 5: Solve for x
    x = 172,080,811.11/14,744.26
  6. Step 6: Final answer
    x = 11,671.04

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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.