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Finding the Fourth Proportional to 33,861.60, 47,289.60 and 33,861.60

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Solution

The fourth proportional to 33,861.60, 47,289.60 and 33,861.60 is: 47,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.60 : 47,289.60 = 33,861.60 : x
  2. Step 2: Convert to fraction form
    33,861.60/47,289.60 = 33,861.60/x
  3. Step 3: Cross multiply
    33,861.60x = 47,289.60 × 33,861.60
  4. Step 4: Simplify right side
    33,861.60x = 1,601,301,519.36
  5. Step 5: Solve for x
    x = 1,601,301,519.36/33,861.60
  6. Step 6: Final answer
    x = 47,289.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.