Home / 14,156-21,233.16-4,295.36

Finding the Fourth Proportional to 14,156, 21,233.16 and 4,295.36

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Solution

The fourth proportional to 14,156, 21,233.16 and 4,295.36 is: 6,442.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156 : 21,233.16 = 4,295.36 : x
  2. Step 2: Convert to fraction form
    14,156/21,233.16 = 4,295.36/x
  3. Step 3: Cross multiply
    14,156x = 21,233.16 × 4,295.36
  4. Step 4: Simplify right side
    14,156x = 91,204,066.14
  5. Step 5: Solve for x
    x = 91,204,066.14/14,156
  6. Step 6: Final answer
    x = 6,442.79

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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.