Home / 54,226.40-74,832.42-30,353.09

Finding the Fourth Proportional to 54,226.40, 74,832.42 and 30,353.09

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Solution

The fourth proportional to 54,226.40, 74,832.42 and 30,353.09 is: 41,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,226.40 : 74,832.42 = 30,353.09 : x
  2. Step 2: Convert to fraction form
    54,226.40/74,832.42 = 30,353.09/x
  3. Step 3: Cross multiply
    54,226.40x = 74,832.42 × 30,353.09
  4. Step 4: Simplify right side
    54,226.40x = 2,271,394,805.02
  5. Step 5: Solve for x
    x = 2,271,394,805.02/54,226.40
  6. Step 6: Final answer
    x = 41,887.25

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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.