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Finding the Fourth Proportional to 35,098.56, 48,436.11 and 20,951.10

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Solution

The fourth proportional to 35,098.56, 48,436.11 and 20,951.10 is: 28,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,098.56 : 48,436.11 = 20,951.10 : x
  2. Step 2: Convert to fraction form
    35,098.56/48,436.11 = 20,951.10/x
  3. Step 3: Cross multiply
    35,098.56x = 48,436.11 × 20,951.10
  4. Step 4: Simplify right side
    35,098.56x = 1,014,789,784.22
  5. Step 5: Solve for x
    x = 1,014,789,784.22/35,098.56
  6. Step 6: Final answer
    x = 28,912.58

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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.