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Finding the Fourth Proportional to 34,712.03, 47,902.77 and 18,796.54

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Solution

The fourth proportional to 34,712.03, 47,902.77 and 18,796.54 is: 25,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712.03 : 47,902.77 = 18,796.54 : x
  2. Step 2: Convert to fraction form
    34,712.03/47,902.77 = 18,796.54/x
  3. Step 3: Cross multiply
    34,712.03x = 47,902.77 × 18,796.54
  4. Step 4: Simplify right side
    34,712.03x = 900,406,212.66
  5. Step 5: Solve for x
    x = 900,406,212.66/34,712.03
  6. Step 6: Final answer
    x = 25,939.32

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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.