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Finding the Fourth Proportional to 32,147.61, 48,220.92 and 8,773.98

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Solution

The fourth proportional to 32,147.61, 48,220.92 and 8,773.98 is: 13,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,147.61 : 48,220.92 = 8,773.98 : x
  2. Step 2: Convert to fraction form
    32,147.61/48,220.92 = 8,773.98/x
  3. Step 3: Cross multiply
    32,147.61x = 48,220.92 × 8,773.98
  4. Step 4: Simplify right side
    32,147.61x = 423,089,387.66
  5. Step 5: Solve for x
    x = 423,089,387.66/32,147.61
  6. Step 6: Final answer
    x = 13,160.83

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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.