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Finding the Fourth Proportional to 32,999.54, 49,487.79 and 13,272.98

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Solution

The fourth proportional to 32,999.54, 49,487.79 and 13,272.98 is: 19,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.54 : 49,487.79 = 13,272.98 : x
  2. Step 2: Convert to fraction form
    32,999.54/49,487.79 = 13,272.98/x
  3. Step 3: Cross multiply
    32,999.54x = 49,487.79 × 13,272.98
  4. Step 4: Simplify right side
    32,999.54x = 656,850,446.91
  5. Step 5: Solve for x
    x = 656,850,446.91/32,999.54
  6. Step 6: Final answer
    x = 19,904.84

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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.