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Finding the Fourth Proportional to 14,672.48, 22,008.48 and 3,579.18

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Solution

The fourth proportional to 14,672.48, 22,008.48 and 3,579.18 is: 5,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.48 : 22,008.48 = 3,579.18 : x
  2. Step 2: Convert to fraction form
    14,672.48/22,008.48 = 3,579.18/x
  3. Step 3: Cross multiply
    14,672.48x = 22,008.48 × 3,579.18
  4. Step 4: Simplify right side
    14,672.48x = 78,772,311.45
  5. Step 5: Solve for x
    x = 78,772,311.45/14,672.48
  6. Step 6: Final answer
    x = 5,368.71

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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.