Home / 14,299.29-21,448.63-3,911.04

Finding the Fourth Proportional to 14,299.29, 21,448.63 and 3,911.04

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Solution

The fourth proportional to 14,299.29, 21,448.63 and 3,911.04 is: 5,866.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.29 : 21,448.63 = 3,911.04 : x
  2. Step 2: Convert to fraction form
    14,299.29/21,448.63 = 3,911.04/x
  3. Step 3: Cross multiply
    14,299.29x = 21,448.63 × 3,911.04
  4. Step 4: Simplify right side
    14,299.29x = 83,886,449.88
  5. Step 5: Solve for x
    x = 83,886,449.88/14,299.29
  6. Step 6: Final answer
    x = 5,866.48

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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.