Home / 14,650.27-21,959.91-4,786.90

Finding the Fourth Proportional to 14,650.27, 21,959.91 and 4,786.90

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Solution

The fourth proportional to 14,650.27, 21,959.91 and 4,786.90 is: 7,175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.27 : 21,959.91 = 4,786.90 : x
  2. Step 2: Convert to fraction form
    14,650.27/21,959.91 = 4,786.90/x
  3. Step 3: Cross multiply
    14,650.27x = 21,959.91 × 4,786.90
  4. Step 4: Simplify right side
    14,650.27x = 105,119,838.28
  5. Step 5: Solve for x
    x = 105,119,838.28/14,650.27
  6. Step 6: Final answer
    x = 7,175.28

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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.