Home / 14,490.85-21,734.88-4,628.38

Finding the Fourth Proportional to 14,490.85, 21,734.88 and 4,628.38

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Solution

The fourth proportional to 14,490.85, 21,734.88 and 4,628.38 is: 6,942.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.85 : 21,734.88 = 4,628.38 : x
  2. Step 2: Convert to fraction form
    14,490.85/21,734.88 = 4,628.38/x
  3. Step 3: Cross multiply
    14,490.85x = 21,734.88 × 4,628.38
  4. Step 4: Simplify right side
    14,490.85x = 100,597,283.89
  5. Step 5: Solve for x
    x = 100,597,283.89/14,490.85
  6. Step 6: Final answer
    x = 6,942.12

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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.