Home / 14,246.12-21,367.19-3,715.28

Finding the Fourth Proportional to 14,246.12, 21,367.19 and 3,715.28

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Solution

The fourth proportional to 14,246.12, 21,367.19 and 3,715.28 is: 5,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.12 : 21,367.19 = 3,715.28 : x
  2. Step 2: Convert to fraction form
    14,246.12/21,367.19 = 3,715.28/x
  3. Step 3: Cross multiply
    14,246.12x = 21,367.19 × 3,715.28
  4. Step 4: Simplify right side
    14,246.12x = 79,384,968.25
  5. Step 5: Solve for x
    x = 79,384,968.25/14,246.12
  6. Step 6: Final answer
    x = 5,572.39

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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.