Home / 14,083.82-21,122.32-7,068.11

Finding the Fourth Proportional to 14,083.82, 21,122.32 and 7,068.11

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Solution

The fourth proportional to 14,083.82, 21,122.32 and 7,068.11 is: 10,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.82 : 21,122.32 = 7,068.11 : x
  2. Step 2: Convert to fraction form
    14,083.82/21,122.32 = 7,068.11/x
  3. Step 3: Cross multiply
    14,083.82x = 21,122.32 × 7,068.11
  4. Step 4: Simplify right side
    14,083.82x = 149,294,890.00
  5. Step 5: Solve for x
    x = 149,294,890.00/14,083.82
  6. Step 6: Final answer
    x = 10,600.45

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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.