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Finding the Fourth Proportional to 18,260.44, 25,199.44 and 9,876.94

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Solution

The fourth proportional to 18,260.44, 25,199.44 and 9,876.94 is: 13,630.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.44 : 25,199.44 = 9,876.94 : x
  2. Step 2: Convert to fraction form
    18,260.44/25,199.44 = 9,876.94/x
  3. Step 3: Cross multiply
    18,260.44x = 25,199.44 × 9,876.94
  4. Step 4: Simplify right side
    18,260.44x = 248,893,269.22
  5. Step 5: Solve for x
    x = 248,893,269.22/18,260.44
  6. Step 6: Final answer
    x = 13,630.19

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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.