Home / 30,270.96-41,777.34-17,351.44

Finding the Fourth Proportional to 30,270.96, 41,777.34 and 17,351.44

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Solution

The fourth proportional to 30,270.96, 41,777.34 and 17,351.44 is: 23,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,270.96 : 41,777.34 = 17,351.44 : x
  2. Step 2: Convert to fraction form
    30,270.96/41,777.34 = 17,351.44/x
  3. Step 3: Cross multiply
    30,270.96x = 41,777.34 × 17,351.44
  4. Step 4: Simplify right side
    30,270.96x = 724,897,008.37
  5. Step 5: Solve for x
    x = 724,897,008.37/30,270.96
  6. Step 6: Final answer
    x = 23,946.94

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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.