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Finding the Fourth Proportional to 48,893.73, 67,459.74 and 27,672.54

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Solution

The fourth proportional to 48,893.73, 67,459.74 and 27,672.54 is: 38,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,893.73 : 67,459.74 = 27,672.54 : x
  2. Step 2: Convert to fraction form
    48,893.73/67,459.74 = 27,672.54/x
  3. Step 3: Cross multiply
    48,893.73x = 67,459.74 × 27,672.54
  4. Step 4: Simplify right side
    48,893.73x = 1,866,782,353.54
  5. Step 5: Solve for x
    x = 1,866,782,353.54/48,893.73
  6. Step 6: Final answer
    x = 38,180.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.