Home / 14,622.92-21,936.18-4,759.54

Finding the Fourth Proportional to 14,622.92, 21,936.18 and 4,759.54

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Solution

The fourth proportional to 14,622.92, 21,936.18 and 4,759.54 is: 7,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.92 : 21,936.18 = 4,759.54 : x
  2. Step 2: Convert to fraction form
    14,622.92/21,936.18 = 4,759.54/x
  3. Step 3: Cross multiply
    14,622.92x = 21,936.18 × 4,759.54
  4. Step 4: Simplify right side
    14,622.92x = 104,406,126.16
  5. Step 5: Solve for x
    x = 104,406,126.16/14,622.92
  6. Step 6: Final answer
    x = 7,139.90

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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.