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Finding the Fourth Proportional to 35,408.34, 48,865.68 and 19,496.30

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Solution

The fourth proportional to 35,408.34, 48,865.68 and 19,496.30 is: 26,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.34 : 48,865.68 = 19,496.30 : x
  2. Step 2: Convert to fraction form
    35,408.34/48,865.68 = 19,496.30/x
  3. Step 3: Cross multiply
    35,408.34x = 48,865.68 × 19,496.30
  4. Step 4: Simplify right side
    35,408.34x = 952,699,712.66
  5. Step 5: Solve for x
    x = 952,699,712.66/35,408.34
  6. Step 6: Final answer
    x = 26,906.08

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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.