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Finding the Fourth Proportional to 32,607, 48,877.38 and 12,858.44

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Solution

The fourth proportional to 32,607, 48,877.38 and 12,858.44 is: 19,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,607 : 48,877.38 = 12,858.44 : x
  2. Step 2: Convert to fraction form
    32,607/48,877.38 = 12,858.44/x
  3. Step 3: Cross multiply
    32,607x = 48,877.38 × 12,858.44
  4. Step 4: Simplify right side
    32,607x = 628,486,858.09
  5. Step 5: Solve for x
    x = 628,486,858.09/32,607
  6. Step 6: Final answer
    x = 19,274.60

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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.