Home / 14,428.16-21,651.96-5,662.04

Finding the Fourth Proportional to 14,428.16, 21,651.96 and 5,662.04

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Solution

The fourth proportional to 14,428.16, 21,651.96 and 5,662.04 is: 8,496.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.16 : 21,651.96 = 5,662.04 : x
  2. Step 2: Convert to fraction form
    14,428.16/21,651.96 = 5,662.04/x
  3. Step 3: Cross multiply
    14,428.16x = 21,651.96 × 5,662.04
  4. Step 4: Simplify right side
    14,428.16x = 122,594,263.60
  5. Step 5: Solve for x
    x = 122,594,263.60/14,428.16
  6. Step 6: Final answer
    x = 8,496.87

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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.