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Finding the Fourth Proportional to 11,873.52, 16,374.60 and 10,194.39

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Solution

The fourth proportional to 11,873.52, 16,374.60 and 10,194.39 is: 14,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.52 : 16,374.60 = 10,194.39 : x
  2. Step 2: Convert to fraction form
    11,873.52/16,374.60 = 10,194.39/x
  3. Step 3: Cross multiply
    11,873.52x = 16,374.60 × 10,194.39
  4. Step 4: Simplify right side
    11,873.52x = 166,929,058.49
  5. Step 5: Solve for x
    x = 166,929,058.49/11,873.52
  6. Step 6: Final answer
    x = 14,058.94

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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.