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Finding the Fourth Proportional to 33,885.60, 50,842.80 and 16,346.40

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Solution

The fourth proportional to 33,885.60, 50,842.80 and 16,346.40 is: 24,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.60 : 50,842.80 = 16,346.40 : x
  2. Step 2: Convert to fraction form
    33,885.60/50,842.80 = 16,346.40/x
  3. Step 3: Cross multiply
    33,885.60x = 50,842.80 × 16,346.40
  4. Step 4: Simplify right side
    33,885.60x = 831,096,745.92
  5. Step 5: Solve for x
    x = 831,096,745.92/33,885.60
  6. Step 6: Final answer
    x = 24,526.55

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1.5x scale

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.