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Finding the Fourth Proportional to 14,377.44, 21,566.08 and 11,461.44

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Solution

The fourth proportional to 14,377.44, 21,566.08 and 11,461.44 is: 17,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.44 : 21,566.08 = 11,461.44 : x
  2. Step 2: Convert to fraction form
    14,377.44/21,566.08 = 11,461.44/x
  3. Step 3: Cross multiply
    14,377.44x = 21,566.08 × 11,461.44
  4. Step 4: Simplify right side
    14,377.44x = 247,178,331.96
  5. Step 5: Solve for x
    x = 247,178,331.96/14,377.44
  6. Step 6: Final answer
    x = 17,192.10

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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.