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Finding the Fourth Proportional to 32,992.96, 49,502.40 and 14,512

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Solution

The fourth proportional to 32,992.96, 49,502.40 and 14,512 is: 21,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,992.96 : 49,502.40 = 14,512 : x
  2. Step 2: Convert to fraction form
    32,992.96/49,502.40 = 14,512/x
  3. Step 3: Cross multiply
    32,992.96x = 49,502.40 × 14,512
  4. Step 4: Simplify right side
    32,992.96x = 718,378,828.80
  5. Step 5: Solve for x
    x = 718,378,828.80/32,992.96
  6. Step 6: Final answer
    x = 21,773.70

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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.