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Finding the Fourth Proportional to 32,102.61, 48,153.77 and 8,728.98

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Solution

The fourth proportional to 32,102.61, 48,153.77 and 8,728.98 is: 13,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,102.61 : 48,153.77 = 8,728.98 : x
  2. Step 2: Convert to fraction form
    32,102.61/48,153.77 = 8,728.98/x
  3. Step 3: Cross multiply
    32,102.61x = 48,153.77 × 8,728.98
  4. Step 4: Simplify right side
    32,102.61x = 420,333,295.25
  5. Step 5: Solve for x
    x = 420,333,295.25/32,102.61
  6. Step 6: Final answer
    x = 13,093.43

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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.