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Finding the Fourth Proportional to 38,652.68, 57,895.70 and 26,103.70

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Solution

The fourth proportional to 38,652.68, 57,895.70 and 26,103.70 is: 39,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,652.68 : 57,895.70 = 26,103.70 : x
  2. Step 2: Convert to fraction form
    38,652.68/57,895.70 = 26,103.70/x
  3. Step 3: Cross multiply
    38,652.68x = 57,895.70 × 26,103.70
  4. Step 4: Simplify right side
    38,652.68x = 1,511,291,984.09
  5. Step 5: Solve for x
    x = 1,511,291,984.09/38,652.68
  6. Step 6: Final answer
    x = 39,099.28

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1.5x scale

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.