Home / 14,770.22-20,382.82-8,055.82

Finding the Fourth Proportional to 14,770.22, 20,382.82 and 8,055.82

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Solution

The fourth proportional to 14,770.22, 20,382.82 and 8,055.82 is: 11,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,770.22 : 20,382.82 = 8,055.82 : x
  2. Step 2: Convert to fraction form
    14,770.22/20,382.82 = 8,055.82/x
  3. Step 3: Cross multiply
    14,770.22x = 20,382.82 × 8,055.82
  4. Step 4: Simplify right side
    14,770.22x = 164,200,257.92
  5. Step 5: Solve for x
    x = 164,200,257.92/14,770.22
  6. Step 6: Final answer
    x = 11,116.98

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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.