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Finding the Fourth Proportional to 35,652.60, 49,200.28 and 19,736.64

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Solution

The fourth proportional to 35,652.60, 49,200.28 and 19,736.64 is: 27,236.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,652.60 : 49,200.28 = 19,736.64 : x
  2. Step 2: Convert to fraction form
    35,652.60/49,200.28 = 19,736.64/x
  3. Step 3: Cross multiply
    35,652.60x = 49,200.28 × 19,736.64
  4. Step 4: Simplify right side
    35,652.60x = 971,048,164.92
  5. Step 5: Solve for x
    x = 971,048,164.92/35,652.60
  6. Step 6: Final answer
    x = 27,236.39

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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.