Home / 14,622.81-21,937.17-4,759.44

Finding the Fourth Proportional to 14,622.81, 21,937.17 and 4,759.44

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Solution

The fourth proportional to 14,622.81, 21,937.17 and 4,759.44 is: 7,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.81 : 21,937.17 = 4,759.44 : x
  2. Step 2: Convert to fraction form
    14,622.81/21,937.17 = 4,759.44/x
  3. Step 3: Cross multiply
    14,622.81x = 21,937.17 × 4,759.44
  4. Step 4: Simplify right side
    14,622.81x = 104,408,644.38
  5. Step 5: Solve for x
    x = 104,408,644.38/14,622.81
  6. Step 6: Final answer
    x = 7,140.12

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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.