Home / 14,022.30-21,043.88-6,629.03

Finding the Fourth Proportional to 14,022.30, 21,043.88 and 6,629.03

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Solution

The fourth proportional to 14,022.30, 21,043.88 and 6,629.03 is: 9,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.30 : 21,043.88 = 6,629.03 : x
  2. Step 2: Convert to fraction form
    14,022.30/21,043.88 = 6,629.03/x
  3. Step 3: Cross multiply
    14,022.30x = 21,043.88 × 6,629.03
  4. Step 4: Simplify right side
    14,022.30x = 139,500,373.47
  5. Step 5: Solve for x
    x = 139,500,373.47/14,022.30
  6. Step 6: Final answer
    x = 9,948.47

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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.