Home / 54,464.37-81,708.17-18,926.75

Finding the Fourth Proportional to 54,464.37, 81,708.17 and 18,926.75

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Solution

The fourth proportional to 54,464.37, 81,708.17 and 18,926.75 is: 28,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,464.37 : 81,708.17 = 18,926.75 : x
  2. Step 2: Convert to fraction form
    54,464.37/81,708.17 = 18,926.75/x
  3. Step 3: Cross multiply
    54,464.37x = 81,708.17 × 18,926.75
  4. Step 4: Simplify right side
    54,464.37x = 1,546,470,216.18
  5. Step 5: Solve for x
    x = 1,546,470,216.18/54,464.37
  6. Step 6: Final answer
    x = 28,394.17

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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.