Home / 54,162.46-81,255.84-19,102.42

Finding the Fourth Proportional to 54,162.46, 81,255.84 and 19,102.42

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Solution

The fourth proportional to 54,162.46, 81,255.84 and 19,102.42 is: 28,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,162.46 : 81,255.84 = 19,102.42 : x
  2. Step 2: Convert to fraction form
    54,162.46/81,255.84 = 19,102.42/x
  3. Step 3: Cross multiply
    54,162.46x = 81,255.84 × 19,102.42
  4. Step 4: Simplify right side
    54,162.46x = 1,552,183,183.13
  5. Step 5: Solve for x
    x = 1,552,183,183.13/54,162.46
  6. Step 6: Final answer
    x = 28,657.92

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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.