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Finding the Fourth Proportional to 41,368, 57,091.44 and 26,258.80

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Solution

The fourth proportional to 41,368, 57,091.44 and 26,258.80 is: 36,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,368 : 57,091.44 = 26,258.80 : x
  2. Step 2: Convert to fraction form
    41,368/57,091.44 = 26,258.80/x
  3. Step 3: Cross multiply
    41,368x = 57,091.44 × 26,258.80
  4. Step 4: Simplify right side
    41,368x = 1,499,152,704.67
  5. Step 5: Solve for x
    x = 1,499,152,704.67/41,368
  6. Step 6: Final answer
    x = 36,239.43

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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.