Home / 54,449.44-81,674.64-15,005.68

Finding the Fourth Proportional to 54,449.44, 81,674.64 and 15,005.68

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Solution

The fourth proportional to 54,449.44, 81,674.64 and 15,005.68 is: 22,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,449.44 : 81,674.64 = 15,005.68 : x
  2. Step 2: Convert to fraction form
    54,449.44/81,674.64 = 15,005.68/x
  3. Step 3: Cross multiply
    54,449.44x = 81,674.64 × 15,005.68
  4. Step 4: Simplify right side
    54,449.44x = 1,225,583,511.96
  5. Step 5: Solve for x
    x = 1,225,583,511.96/54,449.44
  6. Step 6: Final answer
    x = 22,508.65

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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.