Home / 14,146.57-21,219.92-4,786.68

Finding the Fourth Proportional to 14,146.57, 21,219.92 and 4,786.68

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Solution

The fourth proportional to 14,146.57, 21,219.92 and 4,786.68 is: 7,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.57 : 21,219.92 = 4,786.68 : x
  2. Step 2: Convert to fraction form
    14,146.57/21,219.92 = 4,786.68/x
  3. Step 3: Cross multiply
    14,146.57x = 21,219.92 × 4,786.68
  4. Step 4: Simplify right side
    14,146.57x = 101,572,966.67
  5. Step 5: Solve for x
    x = 101,572,966.67/14,146.57
  6. Step 6: Final answer
    x = 7,180.04

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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.