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Finding the Fourth Proportional to 21,735.88, 32,591.58 and 6,941.32

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Solution

The fourth proportional to 21,735.88, 32,591.58 and 6,941.32 is: 10,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.88 : 32,591.58 = 6,941.32 : x
  2. Step 2: Convert to fraction form
    21,735.88/32,591.58 = 6,941.32/x
  3. Step 3: Cross multiply
    21,735.88x = 32,591.58 × 6,941.32
  4. Step 4: Simplify right side
    21,735.88x = 226,228,586.09
  5. Step 5: Solve for x
    x = 226,228,586.09/21,735.88
  6. Step 6: Final answer
    x = 10,408.07

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1.5x scale

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.