Home / 14,786.80-22,181.29-4,256.39

Finding the Fourth Proportional to 14,786.80, 22,181.29 and 4,256.39

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Solution

The fourth proportional to 14,786.80, 22,181.29 and 4,256.39 is: 6,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786.80 : 22,181.29 = 4,256.39 : x
  2. Step 2: Convert to fraction form
    14,786.80/22,181.29 = 4,256.39/x
  3. Step 3: Cross multiply
    14,786.80x = 22,181.29 × 4,256.39
  4. Step 4: Simplify right side
    14,786.80x = 94,412,265.76
  5. Step 5: Solve for x
    x = 94,412,265.76/14,786.80
  6. Step 6: Final answer
    x = 6,384.90

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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.