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Finding the Fourth Proportional to 32,999.04, 49,487.04 and 13,272.48

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Solution

The fourth proportional to 32,999.04, 49,487.04 and 13,272.48 is: 19,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.04 : 49,487.04 = 13,272.48 : x
  2. Step 2: Convert to fraction form
    32,999.04/49,487.04 = 13,272.48/x
  3. Step 3: Cross multiply
    32,999.04x = 49,487.04 × 13,272.48
  4. Step 4: Simplify right side
    32,999.04x = 656,815,748.66
  5. Step 5: Solve for x
    x = 656,815,748.66/32,999.04
  6. Step 6: Final answer
    x = 19,904.09

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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.