Home / 21,936.24-32,905.08-6,354

Finding the Fourth Proportional to 21,936.24, 32,905.08 and 6,354

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Solution

The fourth proportional to 21,936.24, 32,905.08 and 6,354 is: 9,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936.24 : 32,905.08 = 6,354 : x
  2. Step 2: Convert to fraction form
    21,936.24/32,905.08 = 6,354/x
  3. Step 3: Cross multiply
    21,936.24x = 32,905.08 × 6,354
  4. Step 4: Simplify right side
    21,936.24x = 209,078,878.32
  5. Step 5: Solve for x
    x = 209,078,878.32/21,936.24
  6. Step 6: Final answer
    x = 9,531.21

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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.