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Finding the Fourth Proportional to 35,247, 48,640.52 and 19,331.40

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Solution

The fourth proportional to 35,247, 48,640.52 and 19,331.40 is: 26,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,247 : 48,640.52 = 19,331.40 : x
  2. Step 2: Convert to fraction form
    35,247/48,640.52 = 19,331.40/x
  3. Step 3: Cross multiply
    35,247x = 48,640.52 × 19,331.40
  4. Step 4: Simplify right side
    35,247x = 940,289,348.33
  5. Step 5: Solve for x
    x = 940,289,348.33/35,247
  6. Step 6: Final answer
    x = 26,677.15

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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.