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Finding the Fourth Proportional to 14,354.96, 21,533.64 and 5,468

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Solution

The fourth proportional to 14,354.96, 21,533.64 and 5,468 is: 8,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.96 : 21,533.64 = 5,468 : x
  2. Step 2: Convert to fraction form
    14,354.96/21,533.64 = 5,468/x
  3. Step 3: Cross multiply
    14,354.96x = 21,533.64 × 5,468
  4. Step 4: Simplify right side
    14,354.96x = 117,745,943.52
  5. Step 5: Solve for x
    x = 117,745,943.52/14,354.96
  6. Step 6: Final answer
    x = 8,202.46

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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.