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Finding the Fourth Proportional to 32,409.28, 48,596.64 and 16,788.16

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Solution

The fourth proportional to 32,409.28, 48,596.64 and 16,788.16 is: 25,173.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,409.28 : 48,596.64 = 16,788.16 : x
  2. Step 2: Convert to fraction form
    32,409.28/48,596.64 = 16,788.16/x
  3. Step 3: Cross multiply
    32,409.28x = 48,596.64 × 16,788.16
  4. Step 4: Simplify right side
    32,409.28x = 815,848,167.78
  5. Step 5: Solve for x
    x = 815,848,167.78/32,409.28
  6. Step 6: Final answer
    x = 25,173.29

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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.