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Finding the Fourth Proportional to 32,671.88, 49,001.95 and 8,656.35

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Solution

The fourth proportional to 32,671.88, 49,001.95 and 8,656.35 is: 12,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,671.88 : 49,001.95 = 8,656.35 : x
  2. Step 2: Convert to fraction form
    32,671.88/49,001.95 = 8,656.35/x
  3. Step 3: Cross multiply
    32,671.88x = 49,001.95 × 8,656.35
  4. Step 4: Simplify right side
    32,671.88x = 424,177,986.60
  5. Step 5: Solve for x
    x = 424,177,986.60/32,671.88
  6. Step 6: Final answer
    x = 12,982.97

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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.