Home / 14,233.73-21,348.40-4,871.60

Finding the Fourth Proportional to 14,233.73, 21,348.40 and 4,871.60

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Solution

The fourth proportional to 14,233.73, 21,348.40 and 4,871.60 is: 7,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.73 : 21,348.40 = 4,871.60 : x
  2. Step 2: Convert to fraction form
    14,233.73/21,348.40 = 4,871.60/x
  3. Step 3: Cross multiply
    14,233.73x = 21,348.40 × 4,871.60
  4. Step 4: Simplify right side
    14,233.73x = 104,000,865.44
  5. Step 5: Solve for x
    x = 104,000,865.44/14,233.73
  6. Step 6: Final answer
    x = 7,306.65

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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.