Home / 14,630.30-21,949.38-5,271.38

Finding the Fourth Proportional to 14,630.30, 21,949.38 and 5,271.38

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Solution

The fourth proportional to 14,630.30, 21,949.38 and 5,271.38 is: 7,908.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.30 : 21,949.38 = 5,271.38 : x
  2. Step 2: Convert to fraction form
    14,630.30/21,949.38 = 5,271.38/x
  3. Step 3: Cross multiply
    14,630.30x = 21,949.38 × 5,271.38
  4. Step 4: Simplify right side
    14,630.30x = 115,703,522.74
  5. Step 5: Solve for x
    x = 115,703,522.74/14,630.30
  6. Step 6: Final answer
    x = 7,908.49

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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.