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Finding the Fourth Proportional to 10,893.08, 16,361.49 and 9,520.74

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Solution

The fourth proportional to 10,893.08, 16,361.49 and 9,520.74 is: 14,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.08 : 16,361.49 = 9,520.74 : x
  2. Step 2: Convert to fraction form
    10,893.08/16,361.49 = 9,520.74/x
  3. Step 3: Cross multiply
    10,893.08x = 16,361.49 × 9,520.74
  4. Step 4: Simplify right side
    10,893.08x = 155,773,528.01
  5. Step 5: Solve for x
    x = 155,773,528.01/10,893.08
  6. Step 6: Final answer
    x = 14,300.22

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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.