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Finding the Fourth Proportional to 32,747.04, 49,061.88 and 19,900.86

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Solution

The fourth proportional to 32,747.04, 49,061.88 and 19,900.86 is: 29,815.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,747.04 : 49,061.88 = 19,900.86 : x
  2. Step 2: Convert to fraction form
    32,747.04/49,061.88 = 19,900.86/x
  3. Step 3: Cross multiply
    32,747.04x = 49,061.88 × 19,900.86
  4. Step 4: Simplify right side
    32,747.04x = 976,373,605.22
  5. Step 5: Solve for x
    x = 976,373,605.22/32,747.04
  6. Step 6: Final answer
    x = 29,815.63

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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.