Home / 14,657.73-21,986.28-3,564.47

Finding the Fourth Proportional to 14,657.73, 21,986.28 and 3,564.47

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Solution

The fourth proportional to 14,657.73, 21,986.28 and 3,564.47 is: 5,346.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.73 : 21,986.28 = 3,564.47 : x
  2. Step 2: Convert to fraction form
    14,657.73/21,986.28 = 3,564.47/x
  3. Step 3: Cross multiply
    14,657.73x = 21,986.28 × 3,564.47
  4. Step 4: Simplify right side
    14,657.73x = 78,369,490.44
  5. Step 5: Solve for x
    x = 78,369,490.44/14,657.73
  6. Step 6: Final answer
    x = 5,346.63

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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.