Home / 14,306.32-21,455.38-4,943.89

Finding the Fourth Proportional to 14,306.32, 21,455.38 and 4,943.89

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Solution

The fourth proportional to 14,306.32, 21,455.38 and 4,943.89 is: 7,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.32 : 21,455.38 = 4,943.89 : x
  2. Step 2: Convert to fraction form
    14,306.32/21,455.38 = 4,943.89/x
  3. Step 3: Cross multiply
    14,306.32x = 21,455.38 × 4,943.89
  4. Step 4: Simplify right side
    14,306.32x = 106,072,906.63
  5. Step 5: Solve for x
    x = 106,072,906.63/14,306.32
  6. Step 6: Final answer
    x = 7,414.41

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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.