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Finding the Fourth Proportional to 33,748.40, 50,622.60 and 27,187.40

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Solution

The fourth proportional to 33,748.40, 50,622.60 and 27,187.40 is: 40,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,748.40 : 50,622.60 = 27,187.40 : x
  2. Step 2: Convert to fraction form
    33,748.40/50,622.60 = 27,187.40/x
  3. Step 3: Cross multiply
    33,748.40x = 50,622.60 × 27,187.40
  4. Step 4: Simplify right side
    33,748.40x = 1,376,296,875.24
  5. Step 5: Solve for x
    x = 1,376,296,875.24/33,748.40
  6. Step 6: Final answer
    x = 40,781.10

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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.