Home / 14,812.70-22,213.85-4,949.82

Finding the Fourth Proportional to 14,812.70, 22,213.85 and 4,949.82

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Solution

The fourth proportional to 14,812.70, 22,213.85 and 4,949.82 is: 7,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.70 : 22,213.85 = 4,949.82 : x
  2. Step 2: Convert to fraction form
    14,812.70/22,213.85 = 4,949.82/x
  3. Step 3: Cross multiply
    14,812.70x = 22,213.85 × 4,949.82
  4. Step 4: Simplify right side
    14,812.70x = 109,954,534.26
  5. Step 5: Solve for x
    x = 109,954,534.26/14,812.70
  6. Step 6: Final answer
    x = 7,422.99

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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.