Home / 54,043.64-74,577.11-30,171.83

Finding the Fourth Proportional to 54,043.64, 74,577.11 and 30,171.83

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Solution

The fourth proportional to 54,043.64, 74,577.11 and 30,171.83 is: 41,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,043.64 : 74,577.11 = 30,171.83 : x
  2. Step 2: Convert to fraction form
    54,043.64/74,577.11 = 30,171.83/x
  3. Step 3: Cross multiply
    54,043.64x = 74,577.11 × 30,171.83
  4. Step 4: Simplify right side
    54,043.64x = 2,250,127,361.07
  5. Step 5: Solve for x
    x = 2,250,127,361.07/54,043.64
  6. Step 6: Final answer
    x = 41,635.38

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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.