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Finding the Fourth Proportional to 32,662.48, 48,996.96 and 12,954.64

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Solution

The fourth proportional to 32,662.48, 48,996.96 and 12,954.64 is: 19,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,662.48 : 48,996.96 = 12,954.64 : x
  2. Step 2: Convert to fraction form
    32,662.48/48,996.96 = 12,954.64/x
  3. Step 3: Cross multiply
    32,662.48x = 48,996.96 × 12,954.64
  4. Step 4: Simplify right side
    32,662.48x = 634,737,977.89
  5. Step 5: Solve for x
    x = 634,737,977.89/32,662.48
  6. Step 6: Final answer
    x = 19,433.25

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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.