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Finding the Fourth Proportional to 33,650.40, 50,432.40 and 25,820.40

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Solution

The fourth proportional to 33,650.40, 50,432.40 and 25,820.40 is: 38,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,650.40 : 50,432.40 = 25,820.40 : x
  2. Step 2: Convert to fraction form
    33,650.40/50,432.40 = 25,820.40/x
  3. Step 3: Cross multiply
    33,650.40x = 50,432.40 × 25,820.40
  4. Step 4: Simplify right side
    33,650.40x = 1,302,184,740.96
  5. Step 5: Solve for x
    x = 1,302,184,740.96/33,650.40
  6. Step 6: Final answer
    x = 38,697.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.