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Finding the Fourth Proportional to 53,560.64, 73,905 and 33,414.32

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Solution

The fourth proportional to 53,560.64, 73,905 and 33,414.32 is: 46,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,560.64 : 73,905 = 33,414.32 : x
  2. Step 2: Convert to fraction form
    53,560.64/73,905 = 33,414.32/x
  3. Step 3: Cross multiply
    53,560.64x = 73,905 × 33,414.32
  4. Step 4: Simplify right side
    53,560.64x = 2,469,485,319.60
  5. Step 5: Solve for x
    x = 2,469,485,319.60/53,560.64
  6. Step 6: Final answer
    x = 46,106.34

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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.